Finding the Third Proportional to 42,016 and 62,728

Step by Step Solution

1. Step 1: Write the proportion equation
   42,016 : 62,728 = 62,728 : x
2. Step 2: Convert to fraction form
   42,016/62,728 = 62,728/x
3. Step 3: Cross multiply
   42,016x = 62,728 × 62,728
4. Step 4: Simplify right side
   42,016x = 3,934,801,984
5. Step 5: Solve for x
   x = 3,934,801,984/42,016
6. Step 6: Final answer
   x = 93,650.09