Finding the Fourth Proportional to 82.18, 123.16 and 62.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82.18 : 123.16 = 62.94 : x
2. Step 2: Convert to fraction form
   82.18/123.16 = 62.94/x
3. Step 3: Cross multiply
   82.18x = 123.16 × 62.94
4. Step 4: Simplify right side
   82.18x = 7,751.69
5. Step 5: Solve for x
   x = 7,751.69/82.18
6. Step 6: Final answer
   x = 94.33