Finding the Third Proportional to 31,801 and 62,801

Step by Step Solution

1. Step 1: Write the proportion equation
   31,801 : 62,801 = 62,801 : x
2. Step 2: Convert to fraction form
   31,801/62,801 = 62,801/x
3. Step 3: Cross multiply
   31,801x = 62,801 × 62,801
4. Step 4: Simplify right side
   31,801x = 3,943,965,601
5. Step 5: Solve for x
   x = 3,943,965,601/31,801
6. Step 6: Final answer
   x = 124,020.18