Finding the Fourth Proportional to 89.27, 123.08 and 63.06

Step by Step Solution

1. Step 1: Write the proportion equation
   89.27 : 123.08 = 63.06 : x
2. Step 2: Convert to fraction form
   89.27/123.08 = 63.06/x
3. Step 3: Cross multiply
   89.27x = 123.08 × 63.06
4. Step 4: Simplify right side
   89.27x = 7,761.42
5. Step 5: Solve for x
   x = 7,761.42/89.27
6. Step 6: Final answer
   x = 86.94