Finding the Fourth Proportional to 11.69, 16.10 and 10.79

Step by Step Solution

1. Step 1: Write the proportion equation
   11.69 : 16.10 = 10.79 : x
2. Step 2: Convert to fraction form
   11.69/16.10 = 10.79/x
3. Step 3: Cross multiply
   11.69x = 16.10 × 10.79
4. Step 4: Simplify right side
   11.69x = 173.72
5. Step 5: Solve for x
   x = 173.72/11.69
6. Step 6: Final answer
   x = 14.86