Alright, let's work through 3502 times 8718 step by step
3502 × 8718 = 8718 × (3502)
+ 8718 × 2 that equals 17436
+ 8718 × 00 resulting in 0
+ 8718 × 500 producing 4359000
+ 8718 × 3000 what gives us 26154000

= 30530436
