Finding the Fourth Proportional to 8,255.52, 12,386.52 and 3,061.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,255.52 : 12,386.52 = 3,061.80 : x
2. Step 2: Convert to fraction form
   8,255.52/12,386.52 = 3,061.80/x
3. Step 3: Cross multiply
   8,255.52x = 12,386.52 × 3,061.80
4. Step 4: Simplify right side
   8,255.52x = 37,925,046.94
5. Step 5: Solve for x
   x = 37,925,046.94/8,255.52
6. Step 6: Final answer
   x = 4,593.90