Finding the Third Proportional to 33,413.25 and 72,048.75

Step by Step Solution

1. Step 1: Write the proportion equation
   33,413.25 : 72,048.75 = 72,048.75 : x
2. Step 2: Convert to fraction form
   33,413.25/72,048.75 = 72,048.75/x
3. Step 3: Cross multiply
   33,413.25x = 72,048.75 × 72,048.75
4. Step 4: Simplify right side
   33,413.25x = 5,191,022,376.56
5. Step 5: Solve for x
   x = 5,191,022,376.56/33,413.25
6. Step 6: Final answer
   x = 155,358.20