Alright, let's work through 2978 times 5823 step by step
2978 × 5823 = 5823 × (2978)
+ 5823 × 8 that is equal 46584
+ 5823 × 70 resulting in 407610
+ 5823 × 900 that equals 5240700
+ 5823 × 2000 what gives us 11646000

= 17340894
