Finding the Fourth Proportional to 10,403.24, 14,356.98 and 5,687.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,403.24 : 14,356.98 = 5,687.96 : x
2. Step 2: Convert to fraction form
   10,403.24/14,356.98 = 5,687.96/x
3. Step 3: Cross multiply
   10,403.24x = 14,356.98 × 5,687.96
4. Step 4: Simplify right side
   10,403.24x = 81,661,927.96
5. Step 5: Solve for x
   x = 81,661,927.96/10,403.24
6. Step 6: Final answer
   x = 7,849.66