Finding the Third Proportional to 21,421 and 33,499

Step by Step Solution

1. Step 1: Write the proportion equation
   21,421 : 33,499 = 33,499 : x
2. Step 2: Convert to fraction form
   21,421/33,499 = 33,499/x
3. Step 3: Cross multiply
   21,421x = 33,499 × 33,499
4. Step 4: Simplify right side
   21,421x = 1,122,183,001
5. Step 5: Solve for x
   x = 1,122,183,001/21,421
6. Step 6: Final answer
   x = 52,387.05