Finding the Fourth Proportional to 10,879.59, 16,306.86 and 5,023.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,879.59 : 16,306.86 = 5,023.89 : x
2. Step 2: Convert to fraction form
   10,879.59/16,306.86 = 5,023.89/x
3. Step 3: Cross multiply
   10,879.59x = 16,306.86 × 5,023.89
4. Step 4: Simplify right side
   10,879.59x = 81,923,870.89
5. Step 5: Solve for x
   x = 81,923,870.89/10,879.59
6. Step 6: Final answer
   x = 7,530.05