Finding the Fourth Proportional to 22,047.62, 30,424.14 and 12,488.47

Step by Step Solution

1. Step 1: Write the proportion equation
   22,047.62 : 30,424.14 = 12,488.47 : x
2. Step 2: Convert to fraction form
   22,047.62/30,424.14 = 12,488.47/x
3. Step 3: Cross multiply
   22,047.62x = 30,424.14 × 12,488.47
4. Step 4: Simplify right side
   22,047.62x = 379,950,883.61
5. Step 5: Solve for x
   x = 379,950,883.61/22,047.62
6. Step 6: Final answer
   x = 17,233.20