Find the producers' surplus at a price level of p = $57 for the price-supply equation below. p = S(X) = 20 + 0.1x + 0.0003x2 The producers' surplus is $ (Round to the nearest integer as needed.)Totel Revenue = $ 355 5 9 9. 81 variable cost = $ 19 9 905. 17 ~ $20000 0 producers surplus = Totel revenue - variable lost = 3 5 5 5 9 9. 81 - 19 9 905.17 ps = $ 15 569469 /