Finding the Third Proportional to 644,413.22 and 1,412,767.83

Step by Step Solution

1. Step 1: Write the proportion equation
   644,413.22 : 1,412,767.83 = 1,412,767.83 : x
2. Step 2: Convert to fraction form
   644,413.22/1,412,767.83 = 1,412,767.83/x
3. Step 3: Cross multiply
   644,413.22x = 1,412,767.83 × 1,412,767.83
4. Step 4: Simplify right side
   644,413.22x = 1,995,912,936,185.03
5. Step 5: Solve for x
   x = 1,995,912,936,185.03/644,413.22
6. Step 6: Final answer
   x = 3,097,256.35