Finding the Fourth Proportional to 82.34, 113.59 and 49.59

Step by Step Solution

1. Step 1: Write the proportion equation
   82.34 : 113.59 = 49.59 : x
2. Step 2: Convert to fraction form
   82.34/113.59 = 49.59/x
3. Step 3: Cross multiply
   82.34x = 113.59 × 49.59
4. Step 4: Simplify right side
   82.34x = 5,632.93
5. Step 5: Solve for x
   x = 5,632.93/82.34
6. Step 6: Final answer
   x = 68.41