What is the total estimated final bid when the overhead and profit are included?

To determine the total estimated final bid when including overhead and profit, it's important to understand how these elements contribute to the overall bid amount. Overhead refers to the indirect costs associated with construction, such as administrative expenses, utilities, and other fixed costs that are not directly tied to a specific project. Profit is the amount that the contractor expects to earn above these costs for taking on the project.

In this context, if the final bid amount is stated as 529912.5, it suggests that this figure appropriately accounts for all projected costs, including direct costs, overhead, and the desired profit margin. This comprehensive calculation encompasses all aspects necessary for the contractor to successfully complete the project while ensuring financial viability.

The other options do not reflect a realistic scope for a final bid based on typical project costs in construction, which generally range higher due to the inclusion of overhead and profit. Thus, the choice of 529912.5 aligns with the understanding that it covers total expenses and desired earnings comprehensively.