Finding the Third Proportional to 665,066 and 1,377,427

Step by Step Solution

1. Step 1: Write the proportion equation
   665,066 : 1,377,427 = 1,377,427 : x
2. Step 2: Convert to fraction form
   665,066/1,377,427 = 1,377,427/x
3. Step 3: Cross multiply
   665,066x = 1,377,427 × 1,377,427
4. Step 4: Simplify right side
   665,066x = 1,897,305,140,329
5. Step 5: Solve for x
   x = 1,897,305,140,329/665,066
6. Step 6: Final answer
   x = 2,852,807.30