Решите пропорцию: 3 3/11: (x-2)=1 17/22: (-1 5\8)

3 3/11:(х-2)=1 17/22:(-1 5/8)
1 17/22(х-2)=-1 5/8*3 3/11
1 17/22*х-39/22*2=-13/8*36/11
39/22*х-78/22=-117/22
39/22*х=78/22-117/22
39/22*х=-39/22
х=-39/22:39/22
х=-1