The periodic inventory records of Synthetix Prosthetics indicate the following for the month of December (Click the icon to view the inventory records.) At December 31, Synthetix counts nine units of inventory on hand. Compute ending merchandise inventory and cost of goods sold for Synthetix using the FIFO inventory costing method. FIFO Cost Ending Merchandise Inventory Cost of Goods Sold Data table Dec. 1 Beginning merchandise inventory Dec. 8 Purchase Dec. 15 Purchase 18 units @ $55 each 15 units @ $60 each 12 units @ $61 each 11 units @ $62 each Dec. 26 Purchase Print Done