Alright, let's work through 8286 times 5310 step by step
8286 × 5310 = 5310 × (8286)
+ 5310 × 6 that results in 31860
+ 5310 × 80 yielding 424800
+ 5310 × 200 yielding 1062000
+ 5310 × 8000 that results in 42480000

= 43998660
