Ziray Corporation has sales of $4,414,150; income tax of $487,018; the selling, general and administrative expenses of $221,240; depreciation of $389,447; cost of goods sold of $2,976,349; and interest expense of $109,437. Calculate the amount of the firms after-tax cash flow from operations.

A) 739,543

B) 729,543

C) 719,543

D) 728,543