Finding the Third Proportional to 80,105,068 and 164,456,748

Step by Step Solution

1. Step 1: Write the proportion equation
   80,105,068 : 164,456,748 = 164,456,748 : x
2. Step 2: Convert to fraction form
   80,105,068/164,456,748 = 164,456,748/x
3. Step 3: Cross multiply
   80,105,068x = 164,456,748 × 164,456,748
4. Step 4: Simplify right side
   80,105,068x = 27,046,021,962,735,504
5. Step 5: Solve for x
   x = 27,046,021,962,735,504/80,105,068
6. Step 6: Final answer
   x = 337,631,845.75