Finding the Fourth Proportional to 22,737.38, 31,381.94 and 12,801.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,737.38 : 31,381.94 = 12,801.38 : x
2. Step 2: Convert to fraction form
   22,737.38/31,381.94 = 12,801.38/x
3. Step 3: Cross multiply
   22,737.38x = 31,381.94 × 12,801.38
4. Step 4: Simplify right side
   22,737.38x = 401,732,139.08
5. Step 5: Solve for x
   x = 401,732,139.08/22,737.38
6. Step 6: Final answer
   x = 17,668.36