Finding the Third Proportional to 773,109 and 1,179,660

Step by Step Solution

1. Step 1: Write the proportion equation
   773,109 : 1,179,660 = 1,179,660 : x
2. Step 2: Convert to fraction form
   773,109/1,179,660 = 1,179,660/x
3. Step 3: Cross multiply
   773,109x = 1,179,660 × 1,179,660
4. Step 4: Simplify right side
   773,109x = 1,391,597,715,600
5. Step 5: Solve for x
   x = 1,391,597,715,600/773,109
6. Step 6: Final answer
   x = 1,800,001.96