Finding the Third Proportional to 402,570 and 950,413.50

Step by Step Solution

1. Step 1: Write the proportion equation
   402,570 : 950,413.50 = 950,413.50 : x
2. Step 2: Convert to fraction form
   402,570/950,413.50 = 950,413.50/x
3. Step 3: Cross multiply
   402,570x = 950,413.50 × 950,413.50
4. Step 4: Simplify right side
   402,570x = 903,285,820,982.25
5. Step 5: Solve for x
   x = 903,285,820,982.25/402,570
6. Step 6: Final answer
   x = 2,243,798.15