Finding the Fourth Proportional to 8,711.15, 12,020.00 and 5,126.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,711.15 : 12,020.00 = 5,126.29 : x
2. Step 2: Convert to fraction form
   8,711.15/12,020.00 = 5,126.29/x
3. Step 3: Cross multiply
   8,711.15x = 12,020.00 × 5,126.29
4. Step 4: Simplify right side
   8,711.15x = 61,617,950.12
5. Step 5: Solve for x
   x = 61,617,950.12/8,711.15
6. Step 6: Final answer
   x = 7,073.46