Finding the Fourth Proportional to 22,658.71, 31,280.38 and 14,165.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,658.71 : 31,280.38 = 14,165.55 : x
2. Step 2: Convert to fraction form
   22,658.71/31,280.38 = 14,165.55/x
3. Step 3: Cross multiply
   22,658.71x = 31,280.38 × 14,165.55
4. Step 4: Simplify right side
   22,658.71x = 443,103,786.91
5. Step 5: Solve for x
   x = 443,103,786.91/22,658.71
6. Step 6: Final answer
   x = 19,555.56