Alright, let's work through 3478 times 1809 step by step
3478 × 1809 = 1809 × (3478)
+ 1809 × 8 that is equal 14472
+ 1809 × 70 producing 126630
+ 1809 × 400 yielding 723600
+ 1809 × 3000 that equals 5427000

= 6291702
