Alright, let's work through 2691 times 4078 step by step
2691 × 4078 = 4078 × (2691)
+ 4078 × 1 resulting in 4078
+ 4078 × 90 that is equal 367020
+ 4078 × 600 resulting in 2446800
+ 4078 × 2000 resulting in 8156000

= 10973898
