Alright, let's work through 2678 times 4400 step by step
2678 × 4400 = 4400 × (2678)
+ 4400 × 8 yielding 35200
+ 4400 × 70 producing 308000
+ 4400 × 600 producing 2640000
+ 4400 × 2000 which equals 8800000

= 11783200
