Finding the Fourth Proportional to 10,480.28, 14,462.56 and 5,700.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,480.28 : 14,462.56 = 5,700.31 : x
2. Step 2: Convert to fraction form
   10,480.28/14,462.56 = 5,700.31/x
3. Step 3: Cross multiply
   10,480.28x = 14,462.56 × 5,700.31
4. Step 4: Simplify right side
   10,480.28x = 82,441,125.80
5. Step 5: Solve for x
   x = 82,441,125.80/10,480.28
6. Step 6: Final answer
   x = 7,866.31