Rich Company uses the weighted average (or average cost) method to determine inventory cost January inventory events are summarized below Date Event Units Cost 1-Jan Beginning 9,000 9.77 6-Jan Purchase 6,000 10.30 15-Jan Sale at $12 12,000 26-Jan Purchase 8.100 10.71 What is the amount assigned to the ending Inventory using the periodic method (round final answer to the nearest whole dolar? DA 5125,471 15122 147 OC 5116,061 DO 5113634