Finding the Fourth Proportional to 11,317.08, 16,979.67 and 5,771.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,317.08 : 16,979.67 = 5,771.82 : x
2. Step 2: Convert to fraction form
   11,317.08/16,979.67 = 5,771.82/x
3. Step 3: Cross multiply
   11,317.08x = 16,979.67 × 5,771.82
4. Step 4: Simplify right side
   11,317.08x = 98,003,598.90
5. Step 5: Solve for x
   x = 98,003,598.90/11,317.08
6. Step 6: Final answer
   x = 8,659.80