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: For the current year: Inventory, December 31, prior year Purchase, March 21 Purchase, August 1 Inventory, December 31, current year Required: Units 1,810 Unit Cost $8 6,070 7 4,080 2,830 5 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 nearest whole dollar amount.) Ending inventory Cost of goods sold Average FIFO LIFO Cost