Finding the Third Proportional to 63.94 and 127.45

Step by Step Solution

1. Step 1: Write the proportion equation
   63.94 : 127.45 = 127.45 : x
2. Step 2: Convert to fraction form
   63.94/127.45 = 127.45/x
3. Step 3: Cross multiply
   63.94x = 127.45 × 127.45
4. Step 4: Simplify right side
   63.94x = 16,244.30
5. Step 5: Solve for x
   x = 16,244.30/63.94
6. Step 6: Final answer
   x = 254.07