Finding the Third Proportional to 8,021,210 and 17,320,728

Step by Step Solution

1. Step 1: Write the proportion equation
   8,021,210 : 17,320,728 = 17,320,728 : x
2. Step 2: Convert to fraction form
   8,021,210/17,320,728 = 17,320,728/x
3. Step 3: Cross multiply
   8,021,210x = 17,320,728 × 17,320,728
4. Step 4: Simplify right side
   8,021,210x = 300,007,618,449,984
5. Step 5: Solve for x
   x = 300,007,618,449,984/8,021,210
6. Step 6: Final answer
   x = 37,401,790.81