No problem, we've got 8603 and 1026 to multiply
8603 × 1026 = 1026 × (8603)
+ 1026 × 3 what gives us 3078
+ 1026 × 00 what gives us 0
+ 1026 × 600 that results in 615600
+ 1026 × 8000 what gives us 8208000

= 8826678
