Finding the Fourth Proportional to 116,413.54, 173,601.46 and 115,349.38

Step by Step Solution

1. Step 1: Write the proportion equation
   116,413.54 : 173,601.46 = 115,349.38 : x
2. Step 2: Convert to fraction form
   116,413.54/173,601.46 = 115,349.38/x
3. Step 3: Cross multiply
   116,413.54x = 173,601.46 × 115,349.38
4. Step 4: Simplify right side
   116,413.54x = 20,024,821,066.47
5. Step 5: Solve for x
   x = 20,024,821,066.47/116,413.54
6. Step 6: Final answer
   x = 172,014.54