Finding the Fourth Proportional to 82.06, 113.25 and 49.33

Step by Step Solution

1. Step 1: Write the proportion equation
   82.06 : 113.25 = 49.33 : x
2. Step 2: Convert to fraction form
   82.06/113.25 = 49.33/x
3. Step 3: Cross multiply
   82.06x = 113.25 × 49.33
4. Step 4: Simplify right side
   82.06x = 5,586.34
5. Step 5: Solve for x
   x = 5,586.34/82.06
6. Step 6: Final answer
   x = 68.08