Finding the Fourth Proportional to 134,147.69, 185,083.43 and 80,413.10

Step by Step Solution

1. Step 1: Write the proportion equation
   134,147.69 : 185,083.43 = 80,413.10 : x
2. Step 2: Convert to fraction form
   134,147.69/185,083.43 = 80,413.10/x
3. Step 3: Cross multiply
   134,147.69x = 185,083.43 × 80,413.10
4. Step 4: Simplify right side
   134,147.69x = 14,883,131,640.55
5. Step 5: Solve for x
   x = 14,883,131,640.55/134,147.69
6. Step 6: Final answer
   x = 110,945.87