Finding the Fourth Proportional to 22,860.72, 31,545.72 and 14,477.04

Step by Step Solution

1. Step 1: Write the proportion equation
   22,860.72 : 31,545.72 = 14,477.04 : x
2. Step 2: Convert to fraction form
   22,860.72/31,545.72 = 14,477.04/x
3. Step 3: Cross multiply
   22,860.72x = 31,545.72 × 14,477.04
4. Step 4: Simplify right side
   22,860.72x = 456,688,650.27
5. Step 5: Solve for x
   x = 456,688,650.27/22,860.72
6. Step 6: Final answer
   x = 19,977.00