Alright, let's work through 3641 times 1271 step by step
3641 × 1271 = 1271 × (3641)
+ 1271 × 1 that is equal 1271
+ 1271 × 40 resulting in 50840
+ 1271 × 600 giving us 762600
+ 1271 × 3000 that is equal 3813000

= 4627711
