Finding the Fourth Proportional to 10,499.24, 15,739.14 and 5,879

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499.24 : 15,739.14 = 5,879 : x
2. Step 2: Convert to fraction form
   10,499.24/15,739.14 = 5,879/x
3. Step 3: Cross multiply
   10,499.24x = 15,739.14 × 5,879
4. Step 4: Simplify right side
   10,499.24x = 92,530,404.06
5. Step 5: Solve for x
   x = 92,530,404.06/10,499.24
6. Step 6: Final answer
   x = 8,813.06