Finding the Fourth Proportional to 8,726.71, 12,042.50 and 4,747.83

Step by Step Solution

1. Step 1: Write the proportion equation
   8,726.71 : 12,042.50 = 4,747.83 : x
2. Step 2: Convert to fraction form
   8,726.71/12,042.50 = 4,747.83/x
3. Step 3: Cross multiply
   8,726.71x = 12,042.50 × 4,747.83
4. Step 4: Simplify right side
   8,726.71x = 57,175,709.49
5. Step 5: Solve for x
   x = 57,175,709.49/8,726.71
6. Step 6: Final answer
   x = 6,551.81