i am missing the ending inventory average cost per unit.

During the year, Wright Company sells 390 remote-control airplanes for $120 each. The company has the following inventory purchase transactions for the year Date Jan. 1 May s NOV. Transaction Beginning inventory Purchase Purchase Number of Unit Total Units Cost Cost 40 $775 3,000 225 80 18,000 150 85 12.750 415 533,830 Calculate ending Inventory and cost of goods sold for the year, assuming the company uses weighted average cost (Round your average cost per unit to 4 decimal places.) Weighted Average Cost Cost of Goods Available for Sale Cost of Goods Sold - Weighted Average Ending Inventory - Weighted Average Cost Cost Average cost of Goods of units Average Cost Cost of Goods of units # of units Cost per Available for Average Cost Ending sold in ending unit per Unit Sale Sold per unit inventory Inventory 40 $ 3.080 Boginning Inventory Purchases May 5 Nov 3 Total 225 150 415 S 81.5181) 5 18,000 12.750 33,830 390 s 81.5181 $ 31,792.06 25 0.00