Alright, let's work through 8163 times 518 step by step
8163 × 518 = 518 × (8163)
+ 518 × 3 yielding 1554
+ 518 × 60 that equals 31080
+ 518 × 100 which equals 51800
+ 518 × 8000 producing 4144000

= 4228434
