Finding the Third Proportional to 80,105,064 and 164,456,739

Step by Step Solution

1. Step 1: Write the proportion equation
   80,105,064 : 164,456,739 = 164,456,739 : x
2. Step 2: Convert to fraction form
   80,105,064/164,456,739 = 164,456,739/x
3. Step 3: Cross multiply
   80,105,064x = 164,456,739 × 164,456,739
4. Step 4: Simplify right side
   80,105,064x = 27,046,019,002,514,120
5. Step 5: Solve for x
   x = 27,046,019,002,514,120/80,105,064
6. Step 6: Final answer
   x = 337,631,825.65