At August 1 of the current year, there are 4,000 units at $15.10 each of merchandise inventory. During August, the following transactions occurred: August 2, purchased 5,000 units at $15.15 each;...

At August 1 of the current year, there are 4,000 units at $15.10 each of merchandise inventory. During August, the following transactions occurred: August 2, purchased 5,000 units at $15.15 each; August 5, sold 4,000 units; August 8, sold 2,600 units; August 12, purchased 6,000 units at $15.20 each; August 16, sold 4,200 units; August 20, sold 3,800 units; August 24, purchased 6,000 units at $15.25 each; August 28, sold 2,200 units; and August 31, sold 3,600 units. Under the weighted average using periodic inventory system, what is the amount of cost of goods sold in August?

$309,354

$309,703

$309,700

$309,740