Finding the Fourth Proportional to 89.22, 123.12 and 60.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89.22 : 123.12 = 60.06 : x
2. Step 2: Convert to fraction form
   89.22/123.12 = 60.06/x
3. Step 3: Cross multiply
   89.22x = 123.12 × 60.06
4. Step 4: Simplify right side
   89.22x = 7,394.59
5. Step 5: Solve for x
   x = 7,394.59/89.22
6. Step 6: Final answer
   x = 82.88