Finding the Fourth Proportional to 11,950.29, 16,488.15 and 7,697.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,950.29 : 16,488.15 = 7,697.86 : x
2. Step 2: Convert to fraction form
   11,950.29/16,488.15 = 7,697.86/x
3. Step 3: Cross multiply
   11,950.29x = 16,488.15 × 7,697.86
4. Step 4: Simplify right side
   11,950.29x = 126,923,470.36
5. Step 5: Solve for x
   x = 126,923,470.36/11,950.29
6. Step 6: Final answer
   x = 10,620.95