Finding the Fourth Proportional to 8,786.52, 12,124.89 and 4,807.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,786.52 : 12,124.89 = 4,807.71 : x
2. Step 2: Convert to fraction form
   8,786.52/12,124.89 = 4,807.71/x
3. Step 3: Cross multiply
   8,786.52x = 12,124.89 × 4,807.71
4. Step 4: Simplify right side
   8,786.52x = 58,292,954.90
5. Step 5: Solve for x
   x = 58,292,954.90/8,786.52
6. Step 6: Final answer
   x = 6,634.36