Finding the Fourth Proportional to 89,629.89, 134,413.48 and 26,433.24

Step by Step Solution

1. Step 1: Write the proportion equation
   89,629.89 : 134,413.48 = 26,433.24 : x
2. Step 2: Convert to fraction form
   89,629.89/134,413.48 = 26,433.24/x
3. Step 3: Cross multiply
   89,629.89x = 134,413.48 × 26,433.24
4. Step 4: Simplify right side
   89,629.89x = 3,552,983,156.38
5. Step 5: Solve for x
   x = 3,552,983,156.38/89,629.89
6. Step 6: Final answer
   x = 39,640.61