Alright, let's work through 7941 times 8172 step by step
7941 × 8172 = 8172 × (7941)
+ 8172 × 1 resulting in 8172
+ 8172 × 40 resulting in 326880
+ 8172 × 900 resulting in 7354800
+ 8172 × 7000 what gives us 57204000

= 64893852
