7 Nittany Company uses a periodic inventory system. At the end of the annual accounting period, December 31 of the current year, the accounting records provided the following information for product t: 11.11 points Unit Cost $4 Inventory, December 31, prior year For the current year! Purchase, March 21 Purchase, August 1 Inventory, December 31, current year 1,840 5,050 2.940 Required: Compute ending Inventory and cost of goods sold for the current year under FIFO, LIFO, and average cost inventory costing methods. (Round "Average cost per unit" to 2 decimal places and final answers to nearest whole dollar amount.) Answer is complete but not entirely correct. FIFO LIFO Average Cost $ 28,740 $ 21.520 $ 24.508 $ 28,900 $ 36,120 32,797 Ending inventory Cost of goods sold