Finding the Fourth Proportional to 8,682.50, 13,013.32 and 3,996.06

Step by Step Solution

1. Step 1: Write the proportion equation
   8,682.50 : 13,013.32 = 3,996.06 : x
2. Step 2: Convert to fraction form
   8,682.50/13,013.32 = 3,996.06/x
3. Step 3: Cross multiply
   8,682.50x = 13,013.32 × 3,996.06
4. Step 4: Simplify right side
   8,682.50x = 52,002,007.52
5. Step 5: Solve for x
   x = 52,002,007.52/8,682.50
6. Step 6: Final answer
   x = 5,989.29