Finding the Fourth Proportional to 12,609.47, 17,401.99 and 9,024.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,609.47 : 17,401.99 = 9,024.76 : x
2. Step 2: Convert to fraction form
   12,609.47/17,401.99 = 9,024.76/x
3. Step 3: Cross multiply
   12,609.47x = 17,401.99 × 9,024.76
4. Step 4: Simplify right side
   12,609.47x = 157,048,651.14
5. Step 5: Solve for x
   x = 157,048,651.14/12,609.47
6. Step 6: Final answer
   x = 12,454.82