Finding the Third Proportional to 708,918 and 1,555,632

Step by Step Solution

1. Step 1: Write the proportion equation
   708,918 : 1,555,632 = 1,555,632 : x
2. Step 2: Convert to fraction form
   708,918/1,555,632 = 1,555,632/x
3. Step 3: Cross multiply
   708,918x = 1,555,632 × 1,555,632
4. Step 4: Simplify right side
   708,918x = 2,419,990,919,424
5. Step 5: Solve for x
   x = 2,419,990,919,424/708,918
6. Step 6: Final answer
   x = 3,413,640.11