On January 3,Pronghorn Corp.purchased three portable electronic keyboards for$590 each.On January 20.it purchased four more of the same model keyboards for $514each.During the month,it sold two keyboards;one that Pronghorn purchased on January 3 and one that it purchased on January 20 (a) Calculate the cost of goods sold and ending inventory for the month using specific identification Cost of goods sold $_____________ Ending inventory $_____________