Finding the Third Proportional to 80,105,168 and 164,456,918

Step by Step Solution

1. Step 1: Write the proportion equation
   80,105,168 : 164,456,918 = 164,456,918 : x
2. Step 2: Convert to fraction form
   80,105,168/164,456,918 = 164,456,918/x
3. Step 3: Cross multiply
   80,105,168x = 164,456,918 × 164,456,918
4. Step 4: Simplify right side
   80,105,168x = 27,046,077,878,058,724
5. Step 5: Solve for x
   x = 27,046,077,878,058,724/80,105,168
6. Step 6: Final answer
   x = 337,632,122.29