Finding the Fourth Proportional to 22,540.56, 31,104.81 and 12,468.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,540.56 : 31,104.81 = 12,468.48 : x
2. Step 2: Convert to fraction form
   22,540.56/31,104.81 = 12,468.48/x
3. Step 3: Cross multiply
   22,540.56x = 31,104.81 × 12,468.48
4. Step 4: Simplify right side
   22,540.56x = 387,829,701.39
5. Step 5: Solve for x
   x = 387,829,701.39/22,540.56
6. Step 6: Final answer
   x = 17,205.86