Alright, let's work through 2312 times 4990 step by step
2312 × 4990 = 4990 × (2312)
+ 4990 × 2 yielding 9980
+ 4990 × 10 resulting in 49900
+ 4990 × 300 that equals 1497000
+ 4990 × 2000 that results in 9980000

= 11536880
