Finding the Fourth Proportional to 82.82, 124.13 and 59.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82.82 : 124.13 = 59.94 : x
2. Step 2: Convert to fraction form
   82.82/124.13 = 59.94/x
3. Step 3: Cross multiply
   82.82x = 124.13 × 59.94
4. Step 4: Simplify right side
   82.82x = 7,440.50
5. Step 5: Solve for x
   x = 7,440.50/82.82
6. Step 6: Final answer
   x = 89.84