Finding the Fourth Proportional to 8,630.29, 12,935.71 and 4,250.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,630.29 : 12,935.71 = 4,250.82 : x
2. Step 2: Convert to fraction form
   8,630.29/12,935.71 = 4,250.82/x
3. Step 3: Cross multiply
   8,630.29x = 12,935.71 × 4,250.82
4. Step 4: Simplify right side
   8,630.29x = 54,987,374.78
5. Step 5: Solve for x
   x = 54,987,374.78/8,630.29
6. Step 6: Final answer
   x = 6,371.44