Finding the Fourth Proportional to 10,318.69, 14,239.68 and 5,842.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,318.69 : 14,239.68 = 5,842.31 : x
2. Step 2: Convert to fraction form
   10,318.69/14,239.68 = 5,842.31/x
3. Step 3: Cross multiply
   10,318.69x = 14,239.68 × 5,842.31
4. Step 4: Simplify right side
   10,318.69x = 83,192,624.86
5. Step 5: Solve for x
   x = 83,192,624.86/10,318.69
6. Step 6: Final answer
   x = 8,062.33