Finding the Third Proportional to 39,728 and 61,456

Step by Step Solution

1. Step 1: Write the proportion equation
   39,728 : 61,456 = 61,456 : x
2. Step 2: Convert to fraction form
   39,728/61,456 = 61,456/x
3. Step 3: Cross multiply
   39,728x = 61,456 × 61,456
4. Step 4: Simplify right side
   39,728x = 3,776,839,936
5. Step 5: Solve for x
   x = 3,776,839,936/39,728
6. Step 6: Final answer
   x = 95,067.46