Alright, let's work through 3647 times 1210 step by step
3647 × 1210 = 1210 × (3647)
+ 1210 × 7 resulting in 8470
+ 1210 × 40 which equals 48400
+ 1210 × 600 that results in 726000
+ 1210 × 3000 which equals 3630000

= 4412870
