Finding the Third Proportional to 10,721 and 22,412

Step by Step Solution

1. Step 1: Write the proportion equation
   10,721 : 22,412 = 22,412 : x
2. Step 2: Convert to fraction form
   10,721/22,412 = 22,412/x
3. Step 3: Cross multiply
   10,721x = 22,412 × 22,412
4. Step 4: Simplify right side
   10,721x = 502,297,744
5. Step 5: Solve for x
   x = 502,297,744/10,721
6. Step 6: Final answer
   x = 46,851.76