Finding the Fourth Proportional to 10,471.88, 14,451.12 and 5,756.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,471.88 : 14,451.12 = 5,756.12 : x
2. Step 2: Convert to fraction form
   10,471.88/14,451.12 = 5,756.12/x
3. Step 3: Cross multiply
   10,471.88x = 14,451.12 × 5,756.12
4. Step 4: Simplify right side
   10,471.88x = 83,182,380.85
5. Step 5: Solve for x
   x = 83,182,380.85/10,471.88
6. Step 6: Final answer
   x = 7,943.40