Hamilton 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 1 Unit Units 1,970 Cost 56 Inventory, December 31, prior year For the current years Purchase, March 21 Purchase, August 1 Inventory. December 31, current year 6,180 4,020 2,890 5 3 Required: Compute ending inventory and cost of goods sold under FIFO, LIFO, and average cost inventory costing methods. (Round "Average cost per unit" to 4 decimal places and final answers to negrest whole dollar amount) FIFO UFO Average Cost Ending inventory Cost of goods sold