Finding the Third Proportional to 31,851 and 62,918

Step by Step Solution

1. Step 1: Write the proportion equation
   31,851 : 62,918 = 62,918 : x
2. Step 2: Convert to fraction form
   31,851/62,918 = 62,918/x
3. Step 3: Cross multiply
   31,851x = 62,918 × 62,918
4. Step 4: Simplify right side
   31,851x = 3,958,674,724
5. Step 5: Solve for x
   x = 3,958,674,724/31,851
6. Step 6: Final answer
   x = 124,287.30