Finding the Fourth Proportional to 2,624.20, 3,622.18 and 1,562.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,624.20 : 3,622.18 = 1,562.72 : x
2. Step 2: Convert to fraction form
   2,624.20/3,622.18 = 1,562.72/x
3. Step 3: Cross multiply
   2,624.20x = 3,622.18 × 1,562.72
4. Step 4: Simplify right side
   2,624.20x = 5,660,453.13
5. Step 5: Solve for x
   x = 5,660,453.13/2,624.20
6. Step 6: Final answer
   x = 2,157.02