2 2/23×(2 16/21÷x +4 1/8)÷1 13/17 =5 2/3 решить уравнение

2*2/23 * (2*16/21 / x + 4*1/8) / 1*13/17 = 5*2/3136 / 115 * ( 33 / 8 + 58 / 21x ) = 17/333 / 8 + 58 / 21x = 115 / 24(693x + 464) / 168x = 115 / 2424 * (693x + 464) = 19320x16632x + 11136 = 19320x-2688x = -11136x = 29 / 7