Finding the Fourth Proportional to 108,632.46, 149,949.48 and 68,413.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,632.46 : 149,949.48 = 68,413.50 : x
2. Step 2: Convert to fraction form
   108,632.46/149,949.48 = 68,413.50/x
3. Step 3: Cross multiply
   108,632.46x = 149,949.48 × 68,413.50
4. Step 4: Simplify right side
   108,632.46x = 10,258,568,749.98
5. Step 5: Solve for x
   x = 10,258,568,749.98/108,632.46
6. Step 6: Final answer
   x = 94,433.73