Finding the Fourth Proportional to 10,472.13, 14,451.35 and 5,756.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,472.13 : 14,451.35 = 5,756.31 : x
2. Step 2: Convert to fraction form
   10,472.13/14,451.35 = 5,756.31/x
3. Step 3: Cross multiply
   10,472.13x = 14,451.35 × 5,756.31
4. Step 4: Simplify right side
   10,472.13x = 83,186,464.91
5. Step 5: Solve for x
   x = 83,186,464.91/10,472.13
6. Step 6: Final answer
   x = 7,943.61