Finding the Third Proportional to 16,398 and 19,962

Step by Step Solution

1. Step 1: Write the proportion equation
   16,398 : 19,962 = 19,962 : x
2. Step 2: Convert to fraction form
   16,398/19,962 = 19,962/x
3. Step 3: Cross multiply
   16,398x = 19,962 × 19,962
4. Step 4: Simplify right side
   16,398x = 398,481,444
5. Step 5: Solve for x
   x = 398,481,444/16,398
6. Step 6: Final answer
   x = 24,300.61