No problem, we've got 7171 and 7690 to multiply
7171 × 7690 = 7690 × (7171)
+ 7690 × 1 what gives us 7690
+ 7690 × 70 resulting in 538300
+ 7690 × 100 which equals 769000
+ 7690 × 7000 resulting in 53830000

= 55144990
