Finding the Fourth Proportional to 22,498.98, 31,048.82 and 12,427.66

Step by Step Solution

1. Step 1: Write the proportion equation
   22,498.98 : 31,048.82 = 12,427.66 : x
2. Step 2: Convert to fraction form
   22,498.98/31,048.82 = 12,427.66/x
3. Step 3: Cross multiply
   22,498.98x = 31,048.82 × 12,427.66
4. Step 4: Simplify right side
   22,498.98x = 385,864,178.36
5. Step 5: Solve for x
   x = 385,864,178.36/22,498.98
6. Step 6: Final answer
   x = 17,150.30