Finding the Third Proportional to 51,664.50 and 74,413.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,664.50 : 74,413.50 = 74,413.50 : x
2. Step 2: Convert to fraction form
   51,664.50/74,413.50 = 74,413.50/x
3. Step 3: Cross multiply
   51,664.50x = 74,413.50 × 74,413.50
4. Step 4: Simplify right side
   51,664.50x = 5,537,368,982.25
5. Step 5: Solve for x
   x = 5,537,368,982.25/51,664.50
6. Step 6: Final answer
   x = 107,179.38