Finding the Third Proportional to 255.94 and 480.94

Step by Step Solution

1. Step 1: Write the proportion equation
   255.94 : 480.94 = 480.94 : x
2. Step 2: Convert to fraction form
   255.94/480.94 = 480.94/x
3. Step 3: Cross multiply
   255.94x = 480.94 × 480.94
4. Step 4: Simplify right side
   255.94x = 231,300.88
5. Step 5: Solve for x
   x = 231,300.88/255.94
6. Step 6: Final answer
   x = 903.74