How do you calculate the moving average cost?

Date Explanation Units Cost Total Cost Sept. 1 Inventory 33 $102 $ 3,366 Sept. 12 Purchases 57 104 5,928 Sept. 19 Purchases 25 107 2,675 Sept. 26 Purchases 63 111 6,993 Totals 178 $18,962 Unit Total Date Units Price Revenue Sept. 5 Sale 15 $193 $2,895 Sept. 16 Sale 63 .93 12,159 Sept. 29 Sale 74 .08 15,392 Totals 152 $30,446 (a1) Your answer is partially correct. Try again. Calculate moving average cost at Sept 1, 5, 12, 16, 19, 26 & 29. (Round answers to 2 decimal places, e.g. 1.25.) September 1 102 September 5 102 September 12 103.27 September 16 to x September 19 to September 26 September 29