Alright, let's work through 8418 times 9684 step by step
8418 × 9684 = 9684 × (8418)
+ 9684 × 8 producing 77472
+ 9684 × 10 that results in 96840
+ 9684 × 400 that equals 3873600
+ 9684 × 8000 that equals 77472000

= 81519912
