Finding the Third Proportional to 756,708 and 1,605,660

Step by Step Solution

1. Step 1: Write the proportion equation
   756,708 : 1,605,660 = 1,605,660 : x
2. Step 2: Convert to fraction form
   756,708/1,605,660 = 1,605,660/x
3. Step 3: Cross multiply
   756,708x = 1,605,660 × 1,605,660
4. Step 4: Simplify right side
   756,708x = 2,578,144,035,600
5. Step 5: Solve for x
   x = 2,578,144,035,600/756,708
6. Step 6: Final answer
   x = 3,407,052.70