Finding the Fourth Proportional to 22,726.82, 31,354.31 and 16,772.69

Step by Step Solution

1. Step 1: Write the proportion equation
   22,726.82 : 31,354.31 = 16,772.69 : x
2. Step 2: Convert to fraction form
   22,726.82/31,354.31 = 16,772.69/x
3. Step 3: Cross multiply
   22,726.82x = 31,354.31 × 16,772.69
4. Step 4: Simplify right side
   22,726.82x = 525,896,037.93
5. Step 5: Solve for x
   x = 525,896,037.93/22,726.82
6. Step 6: Final answer
   x = 23,139.89