Finding the Third Proportional to 228.94 and 333.42

Step by Step Solution

1. Step 1: Write the proportion equation
   228.94 : 333.42 = 333.42 : x
2. Step 2: Convert to fraction form
   228.94/333.42 = 333.42/x
3. Step 3: Cross multiply
   228.94x = 333.42 × 333.42
4. Step 4: Simplify right side
   228.94x = 111,170.15
5. Step 5: Solve for x
   x = 111,170.15/228.94
6. Step 6: Final answer
   x = 485.59