Alright, let's work through 3623 times 4347 step by step
3623 × 4347 = 4347 × (3623)
+ 4347 × 3 that results in 13041
+ 4347 × 20 resulting in 86940
+ 4347 × 600 what gives us 2608200
+ 4347 × 3000 which equals 13041000

= 15749181
