Finding the Fourth Proportional to 10,318.56, 14,239.50 and 5,842.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,318.56 : 14,239.50 = 5,842.30 : x
2. Step 2: Convert to fraction form
   10,318.56/14,239.50 = 5,842.30/x
3. Step 3: Cross multiply
   10,318.56x = 14,239.50 × 5,842.30
4. Step 4: Simplify right side
   10,318.56x = 83,191,430.85
5. Step 5: Solve for x
   x = 83,191,430.85/10,318.56
6. Step 6: Final answer
   x = 8,062.31