Finding the Fourth Proportional to 8,002.71, 12,007.71 and 4,107.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,002.71 : 12,007.71 = 4,107.42 : x
2. Step 2: Convert to fraction form
   8,002.71/12,007.71 = 4,107.42/x
3. Step 3: Cross multiply
   8,002.71x = 12,007.71 × 4,107.42
4. Step 4: Simplify right side
   8,002.71x = 49,320,708.21
5. Step 5: Solve for x
   x = 49,320,708.21/8,002.71
6. Step 6: Final answer
   x = 6,163.00