Alright, let's work through 3900 times 2434 step by step
3900 × 2434 = 2434 × (3900)
+ 2434 × 0 that is equal 0
+ 2434 × 00 yielding 0
+ 2434 × 900 that equals 2190600
+ 2434 × 3000 that results in 7302000

= 9492600
