Finding the Fourth Proportional to 22,757.34, 34,151.49 and 13,965.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,757.34 : 34,151.49 = 13,965.42 : x
2. Step 2: Convert to fraction form
   22,757.34/34,151.49 = 13,965.42/x
3. Step 3: Cross multiply
   22,757.34x = 34,151.49 × 13,965.42
4. Step 4: Simplify right side
   22,757.34x = 476,939,901.48
5. Step 5: Solve for x
   x = 476,939,901.48/22,757.34
6. Step 6: Final answer
   x = 20,957.63