Finding the Third Proportional to 92,212.50 and 142,413.75

Step by Step Solution

1. Step 1: Write the proportion equation
   92,212.50 : 142,413.75 = 142,413.75 : x
2. Step 2: Convert to fraction form
   92,212.50/142,413.75 = 142,413.75/x
3. Step 3: Cross multiply
   92,212.50x = 142,413.75 × 142,413.75
4. Step 4: Simplify right side
   92,212.50x = 20,281,676,189.06
5. Step 5: Solve for x
   x = 20,281,676,189.06/92,212.50
6. Step 6: Final answer
   x = 219,944.98