Finding the Third Proportional to 250,712 and 536,413.50

Step by Step Solution

1. Step 1: Write the proportion equation
   250,712 : 536,413.50 = 536,413.50 : x
2. Step 2: Convert to fraction form
   250,712/536,413.50 = 536,413.50/x
3. Step 3: Cross multiply
   250,712x = 536,413.50 × 536,413.50
4. Step 4: Simplify right side
   250,712x = 287,739,442,982.25
5. Step 5: Solve for x
   x = 287,739,442,982.25/250,712
6. Step 6: Final answer
   x = 1,147,689.15