Alright, let's work through 8521 times 3198 step by step
8521 × 3198 = 3198 × (8521)
+ 3198 × 1 which equals 3198
+ 3198 × 20 that is equal 63960
+ 3198 × 500 resulting in 1599000
+ 3198 × 8000 what gives us 25584000

= 27250158
