Alright, let's work through 3542 times 5103 step by step
3542 × 5103 = 5103 × (3542)
+ 5103 × 2 that results in 10206
+ 5103 × 40 that equals 204120
+ 5103 × 500 that results in 2551500
+ 5103 × 3000 resulting in 15309000

= 18074826
