DEF Co. has sales of $623,359, costs of $445,910, and depreciation of $88,565. Its tax rate is 40 percent. What is its operating cash flow? Answer in $ to two decimals.

The correct answer is 141,895.4. Please explain in detail how you reached that answer.

In response to expert question: The above is the correct answer as it was given to me upon completion of my HW. Please assign this to a different expert.