Finding the Third Proportional to 16,002 and 21,015

Step by Step Solution

1. Step 1: Write the proportion equation
   16,002 : 21,015 = 21,015 : x
2. Step 2: Convert to fraction form
   16,002/21,015 = 21,015/x
3. Step 3: Cross multiply
   16,002x = 21,015 × 21,015
4. Step 4: Simplify right side
   16,002x = 441,630,225
5. Step 5: Solve for x
   x = 441,630,225/16,002
6. Step 6: Final answer
   x = 27,598.44