Alright, let's work through 3453 times 9864 step by step
3453 × 9864 = 9864 × (3453)
+ 9864 × 3 which equals 29592
+ 9864 × 50 giving us 493200
+ 9864 × 400 giving us 3945600
+ 9864 × 3000 producing 29592000

= 34060392
