Finding the Third Proportional to 656,660 and 1,413,760

Step by Step Solution

1. Step 1: Write the proportion equation
   656,660 : 1,413,760 = 1,413,760 : x
2. Step 2: Convert to fraction form
   656,660/1,413,760 = 1,413,760/x
3. Step 3: Cross multiply
   656,660x = 1,413,760 × 1,413,760
4. Step 4: Simplify right side
   656,660x = 1,998,717,337,600
5. Step 5: Solve for x
   x = 1,998,717,337,600/656,660
6. Step 6: Final answer
   x = 3,043,762.89