Alright, let's work through 3439 times 1054 step by step
3439 × 1054 = 1054 × (3439)
+ 1054 × 9 that is equal 9486
+ 1054 × 30 giving us 31620
+ 1054 × 400 resulting in 421600
+ 1054 × 3000 giving us 3162000

= 3624706
