Finding the Fourth Proportional to 11.62, 15.96 and 10.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11.62 : 15.96 = 10.82 : x
2. Step 2: Convert to fraction form
   11.62/15.96 = 10.82/x
3. Step 3: Cross multiply
   11.62x = 15.96 × 10.82
4. Step 4: Simplify right side
   11.62x = 172.69
5. Step 5: Solve for x
   x = 172.69/11.62
6. Step 6: Final answer
   x = 14.86