Finding the Fourth Proportional to 16,719.69, 25,079.82 and 7,952.85

Step by Step Solution

1. Step 1: Write the proportion equation
   16,719.69 : 25,079.82 = 7,952.85 : x
2. Step 2: Convert to fraction form
   16,719.69/25,079.82 = 7,952.85/x
3. Step 3: Cross multiply
   16,719.69x = 25,079.82 × 7,952.85
4. Step 4: Simplify right side
   16,719.69x = 199,456,046.49
5. Step 5: Solve for x
   x = 199,456,046.49/16,719.69
6. Step 6: Final answer
   x = 11,929.41