Pronghorn Corp uses a perpetual inventory system. Data for product E2-D2 includes the following purchases. Date Number of Units Unit Price May 7 52 $14 July 28 39 19 On June 1, Pronghorn sold 26 units, and on August 27, 39 more units. (a) Your answer is correct. Calculate the average cost of the goods sold in the sale. (Round answers to 3 decimal places, e.g. 5.125.) June 1 sale: $ 14.000 Aug. 27 sale: $ 17 (b) * Your answer is incorrect. Compute the cost of goods sold using FIFO, LIFO, and average-cost. (Round answers to O decimal places, e.g. 125.) FIFO LIFO AVERAGE-COST Cost of goods sold $ 899 $ 1029 $ 954