Alright, let's work through 8205 times 3912 step by step
8205 × 3912 = 3912 × (8205)
+ 3912 × 5 that is equal 19560
+ 3912 × 00 resulting in 0
+ 3912 × 200 that is equal 782400
+ 3912 × 8000 yielding 31296000

= 32097960
