Finding the Fourth Proportional to 10,779.02, 16,168.37 and 5,879.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,779.02 : 16,168.37 = 5,879.86 : x
2. Step 2: Convert to fraction form
   10,779.02/16,168.37 = 5,879.86/x
3. Step 3: Cross multiply
   10,779.02x = 16,168.37 × 5,879.86
4. Step 4: Simplify right side
   10,779.02x = 95,067,752.03
5. Step 5: Solve for x
   x = 95,067,752.03/10,779.02
6. Step 6: Final answer
   x = 8,819.70