Let's roll up our sleeves and solve this. We have 718 and we're going to multiply it by 4, essentially adding 718 to itself 4 times.
Step 1: 0 + 718 = 718
Step 2: 718 + 718 = 1436
Step 3: 1436 + 718 = 2154
Step 4: 2154 + 718 = 2872

So, 718*4 = 2872