Finding the Third Proportional to 77,413.54 and 109,016.82

Step by Step Solution

1. Step 1: Write the proportion equation
   77,413.54 : 109,016.82 = 109,016.82 : x
2. Step 2: Convert to fraction form
   77,413.54/109,016.82 = 109,016.82/x
3. Step 3: Cross multiply
   77,413.54x = 109,016.82 × 109,016.82
4. Step 4: Simplify right side
   77,413.54x = 11,884,667,962.74
5. Step 5: Solve for x
   x = 11,884,667,962.74/77,413.54
6. Step 6: Final answer
   x = 153,521.83