Alright, let's work through 4997 times 5458 step by step
4997 × 5458 = 5458 × (4997)
+ 5458 × 7 that equals 38206
+ 5458 × 90 producing 491220
+ 5458 × 900 resulting in 4912200
+ 5458 × 4000 what gives us 21832000

= 27273626
