Finding the Fourth Proportional to 22,632.32, 31,232.56 and 12,560.89

Step by Step Solution

1. Step 1: Write the proportion equation
   22,632.32 : 31,232.56 = 12,560.89 : x
2. Step 2: Convert to fraction form
   22,632.32/31,232.56 = 12,560.89/x
3. Step 3: Cross multiply
   22,632.32x = 31,232.56 × 12,560.89
4. Step 4: Simplify right side
   22,632.32x = 392,308,594.42
5. Step 5: Solve for x
   x = 392,308,594.42/22,632.32
6. Step 6: Final answer
   x = 17,334.00