Finding the Fourth Proportional to 22,519.98, 31,076.22 and 12,447.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,519.98 : 31,076.22 = 12,447.82 : x
2. Step 2: Convert to fraction form
   22,519.98/31,076.22 = 12,447.82/x
3. Step 3: Cross multiply
   22,519.98x = 31,076.22 × 12,447.82
4. Step 4: Simplify right side
   22,519.98x = 386,831,138.45
5. Step 5: Solve for x
   x = 386,831,138.45/22,519.98
6. Step 6: Final answer
   x = 17,177.24