Finding the Third Proportional to 15,724 and 32,732

Step by Step Solution

1. Step 1: Write the proportion equation
   15,724 : 32,732 = 32,732 : x
2. Step 2: Convert to fraction form
   15,724/32,732 = 32,732/x
3. Step 3: Cross multiply
   15,724x = 32,732 × 32,732
4. Step 4: Simplify right side
   15,724x = 1,071,383,824
5. Step 5: Solve for x
   x = 1,071,383,824/15,724
6. Step 6: Final answer
   x = 68,136.85