Finding the Fourth Proportional to 225.89, 338.69 and 88.83

Step by Step Solution

1. Step 1: Write the proportion equation
   225.89 : 338.69 = 88.83 : x
2. Step 2: Convert to fraction form
   225.89/338.69 = 88.83/x
3. Step 3: Cross multiply
   225.89x = 338.69 × 88.83
4. Step 4: Simplify right side
   225.89x = 30,086.05
5. Step 5: Solve for x
   x = 30,086.05/225.89
6. Step 6: Final answer
   x = 133.19