Finding the Fourth Proportional to 89,596.28, 134,300.66 and 33,413.78

Step by Step Solution

1. Step 1: Write the proportion equation
   89,596.28 : 134,300.66 = 33,413.78 : x
2. Step 2: Convert to fraction form
   89,596.28/134,300.66 = 33,413.78/x
3. Step 3: Cross multiply
   89,596.28x = 134,300.66 × 33,413.78
4. Step 4: Simplify right side
   89,596.28x = 4,487,491,868.52
5. Step 5: Solve for x
   x = 4,487,491,868.52/89,596.28
6. Step 6: Final answer
   x = 50,085.70