Finding the Third Proportional to 31,805 and 62,809

Step by Step Solution

1. Step 1: Write the proportion equation
   31,805 : 62,809 = 62,809 : x
2. Step 2: Convert to fraction form
   31,805/62,809 = 62,809/x
3. Step 3: Cross multiply
   31,805x = 62,809 × 62,809
4. Step 4: Simplify right side
   31,805x = 3,944,970,481
5. Step 5: Solve for x
   x = 3,944,970,481/31,805
6. Step 6: Final answer
   x = 124,036.17