Finding the Fourth Proportional to 10,403.10, 14,356.27 and 5,687.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,403.10 : 14,356.27 = 5,687.38 : x
2. Step 2: Convert to fraction form
   10,403.10/14,356.27 = 5,687.38/x
3. Step 3: Cross multiply
   10,403.10x = 14,356.27 × 5,687.38
4. Step 4: Simplify right side
   10,403.10x = 81,649,491.09
5. Step 5: Solve for x
   x = 81,649,491.09/10,403.10
6. Step 6: Final answer
   x = 7,848.58