Finding the Fourth Proportional to 22,658.40, 31,283.82 and 17,343.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,658.40 : 31,283.82 = 17,343.72 : x
2. Step 2: Convert to fraction form
   22,658.40/31,283.82 = 17,343.72/x
3. Step 3: Cross multiply
   22,658.40x = 31,283.82 × 17,343.72
4. Step 4: Simplify right side
   22,658.40x = 542,577,814.61
5. Step 5: Solve for x
   x = 542,577,814.61/22,658.40
6. Step 6: Final answer
   x = 23,945.99