Hamilton Company uses a periodic inventory system. At the end of the annual accounting accounting records provided the following information for product 1: Units 1,920 Unit Cost $6 Inventory, December 31, prior year For the current year: Purchase, March 21 Purchase, August 1 Inventory, December 31, current year 6,160 4,089 2,820 5 3 Required: Compute ending inventory and cost of goods sold under FIFO, LIFO, and average cost invent cost per unit" to 4 decimal places and final answers to nearest whole dollar amount.) FIFO LIFO Average Cost $ Ending inventory Cost of goods sold 8,460 54,560 $