Alright, let's work through 3472 times 5781 step by step
3472 × 5781 = 5781 × (3472)
+ 5781 × 2 that equals 11562
+ 5781 × 70 that results in 404670
+ 5781 × 400 which equals 2312400
+ 5781 × 3000 which equals 17343000

= 20071632
