Alright, let's work through 5131 times 951 step by step
5131 × 951 = 951 × (5131)
+ 951 × 1 producing 951
+ 951 × 30 that is equal 28530
+ 951 × 100 that is equal 95100
+ 951 × 5000 that equals 4755000

= 4879581
