請教數學高手幫我算一道單一未知數包含3次方的計算~ 等式是: d3=4175.92d+149.14d2+233.776*106 小算盘的答案是?

請教數學高手幫我算一道單一未知數包含3次方的計算~ 等式是: d3=4175.92d+149.14d2+233.776*106 小算盘的答案是?

MATLAB語句:solve('d^3=4175.92*d+149.14*d^2+233.776*106')運算結果d =173.96341083849431481166725502528-9.0050628925869087718771487964316-15.818347945907406039790106228845