Finding the Fourth Proportional to 65,098.61, 89,831.83 and 36,413.30

Step by Step Solution

1. Step 1: Write the proportion equation
   65,098.61 : 89,831.83 = 36,413.30 : x
2. Step 2: Convert to fraction form
   65,098.61/89,831.83 = 36,413.30/x
3. Step 3: Cross multiply
   65,098.61x = 89,831.83 × 36,413.30
4. Step 4: Simplify right side
   65,098.61x = 3,271,073,375.34
5. Step 5: Solve for x
   x = 3,271,073,375.34/65,098.61
6. Step 6: Final answer
   x = 50,247.98