Finding the Fourth Proportional to 12,532.41, 17,286.33 and 8,061.78

Step by Step Solution

1. Step 1: Write the proportion equation
   12,532.41 : 17,286.33 = 8,061.78 : x
2. Step 2: Convert to fraction form
   12,532.41/17,286.33 = 8,061.78/x
3. Step 3: Cross multiply
   12,532.41x = 17,286.33 × 8,061.78
4. Step 4: Simplify right side
   12,532.41x = 139,358,589.47
5. Step 5: Solve for x
   x = 139,358,589.47/12,532.41
6. Step 6: Final answer
   x = 11,119.86