Finding the Third Proportional to 11,238.75 and 16,413.89

Step by Step Solution

1. Step 1: Write the proportion equation
   11,238.75 : 16,413.89 = 16,413.89 : x
2. Step 2: Convert to fraction form
   11,238.75/16,413.89 = 16,413.89/x
3. Step 3: Cross multiply
   11,238.75x = 16,413.89 × 16,413.89
4. Step 4: Simplify right side
   11,238.75x = 269,415,805.45
5. Step 5: Solve for x
   x = 269,415,805.45/11,238.75
6. Step 6: Final answer
   x = 23,972.04