Finding the Fourth Proportional to 8,986.43, 12,401.11 and 5,007.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,986.43 : 12,401.11 = 5,007.46 : x
2. Step 2: Convert to fraction form
   8,986.43/12,401.11 = 5,007.46/x
3. Step 3: Cross multiply
   8,986.43x = 12,401.11 × 5,007.46
4. Step 4: Simplify right side
   8,986.43x = 62,098,018.76
5. Step 5: Solve for x
   x = 62,098,018.76/8,986.43
6. Step 6: Final answer
   x = 6,910.20