Finding the Fourth Proportional to 83,632.92, 115,413.78 and 45,392.53

Step by Step Solution

1. Step 1: Write the proportion equation
   83,632.92 : 115,413.78 = 45,392.53 : x
2. Step 2: Convert to fraction form
   83,632.92/115,413.78 = 45,392.53/x
3. Step 3: Cross multiply
   83,632.92x = 115,413.78 × 45,392.53
4. Step 4: Simplify right side
   83,632.92x = 5,238,923,007.48
5. Step 5: Solve for x
   x = 5,238,923,007.48/83,632.92
6. Step 6: Final answer
   x = 62,641.87