Finding the Third Proportional to 16,002 and 21,393

Step by Step Solution

1. Step 1: Write the proportion equation
   16,002 : 21,393 = 21,393 : x
2. Step 2: Convert to fraction form
   16,002/21,393 = 21,393/x
3. Step 3: Cross multiply
   16,002x = 21,393 × 21,393
4. Step 4: Simplify right side
   16,002x = 457,660,449
5. Step 5: Solve for x
   x = 457,660,449/16,002
6. Step 6: Final answer
   x = 28,600.20