Finding the Fourth Proportional to 10.33, 15.49 and 5.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10.33 : 15.49 = 5.82 : x
2. Step 2: Convert to fraction form
   10.33/15.49 = 5.82/x
3. Step 3: Cross multiply
   10.33x = 15.49 × 5.82
4. Step 4: Simplify right side
   10.33x = 90.15
5. Step 5: Solve for x
   x = 90.15/10.33
6. Step 6: Final answer
   x = 8.73