Finding the Fourth Proportional to 82.72, 113.98 and 60.84

Step by Step Solution

1. Step 1: Write the proportion equation
   82.72 : 113.98 = 60.84 : x
2. Step 2: Convert to fraction form
   82.72/113.98 = 60.84/x
3. Step 3: Cross multiply
   82.72x = 113.98 × 60.84
4. Step 4: Simplify right side
   82.72x = 6,934.54
5. Step 5: Solve for x
   x = 6,934.54/82.72
6. Step 6: Final answer
   x = 83.83