Finding the Fourth Proportional to 11,672.72, 16,108.25 and 6,367.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,672.72 : 16,108.25 = 6,367.42 : x
2. Step 2: Convert to fraction form
   11,672.72/16,108.25 = 6,367.42/x
3. Step 3: Cross multiply
   11,672.72x = 16,108.25 × 6,367.42
4. Step 4: Simplify right side
   11,672.72x = 102,567,993.22
5. Step 5: Solve for x
   x = 102,567,993.22/11,672.72
6. Step 6: Final answer
   x = 8,786.98