Finding the Fourth Proportional to 82.22, 123.38 and 41.60

Step by Step Solution

1. Step 1: Write the proportion equation
   82.22 : 123.38 = 41.60 : x
2. Step 2: Convert to fraction form
   82.22/123.38 = 41.60/x
3. Step 3: Cross multiply
   82.22x = 123.38 × 41.60
4. Step 4: Simplify right side
   82.22x = 5,132.10
5. Step 5: Solve for x
   x = 5,132.10/82.22
6. Step 6: Final answer
   x = 62.42