No problem, we've got 1245 and 8729 to multiply
1245 × 8729 = 8729 × (1245)
+ 8729 × 5 giving us 43645
+ 8729 × 40 which equals 349160
+ 8729 × 200 resulting in 1745800
+ 8729 × 1000 that is equal 8729000

= 10867605
