Finding the Fourth Proportional to 22,663.88, 31,275.56 and 12,592.34

Step by Step Solution

1. Step 1: Write the proportion equation
   22,663.88 : 31,275.56 = 12,592.34 : x
2. Step 2: Convert to fraction form
   22,663.88/31,275.56 = 12,592.34/x
3. Step 3: Cross multiply
   22,663.88x = 31,275.56 × 12,592.34
4. Step 4: Simplify right side
   22,663.88x = 393,832,265.87
5. Step 5: Solve for x
   x = 393,832,265.87/22,663.88
6. Step 6: Final answer
   x = 17,377.09