Finding the Third Proportional to 80,105,166 and 164,456,916

Step by Step Solution

1. Step 1: Write the proportion equation
   80,105,166 : 164,456,916 = 164,456,916 : x
2. Step 2: Convert to fraction form
   80,105,166/164,456,916 = 164,456,916/x
3. Step 3: Cross multiply
   80,105,166x = 164,456,916 × 164,456,916
4. Step 4: Simplify right side
   80,105,166x = 27,046,077,220,231,056
5. Step 5: Solve for x
   x = 27,046,077,220,231,056/80,105,166
6. Step 6: Final answer
   x = 337,632,122.51