Finding the Third Proportional to 31,764 and 62,724

Step by Step Solution

1. Step 1: Write the proportion equation
   31,764 : 62,724 = 62,724 : x
2. Step 2: Convert to fraction form
   31,764/62,724 = 62,724/x
3. Step 3: Cross multiply
   31,764x = 62,724 × 62,724
4. Step 4: Simplify right side
   31,764x = 3,934,300,176
5. Step 5: Solve for x
   x = 3,934,300,176/31,764
6. Step 6: Final answer
   x = 123,860.35