Finding the Fourth Proportional to 89,629.94, 134,413.49 and 26,433.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,629.94 : 134,413.49 = 26,433.27 : x
2. Step 2: Convert to fraction form
   89,629.94/134,413.49 = 26,433.27/x
3. Step 3: Cross multiply
   89,629.94x = 134,413.49 × 26,433.27
4. Step 4: Simplify right side
   89,629.94x = 3,552,988,138.90
5. Step 5: Solve for x
   x = 3,552,988,138.90/89,629.94
6. Step 6: Final answer
   x = 39,640.64