Finding the Fourth Proportional to 8,361.27, 12,533.67 and 3,981.81

Step by Step Solution

1. Step 1: Write the proportion equation
   8,361.27 : 12,533.67 = 3,981.81 : x
2. Step 2: Convert to fraction form
   8,361.27/12,533.67 = 3,981.81/x
3. Step 3: Cross multiply
   8,361.27x = 12,533.67 × 3,981.81
4. Step 4: Simplify right side
   8,361.27x = 49,906,692.54
5. Step 5: Solve for x
   x = 49,906,692.54/8,361.27
6. Step 6: Final answer
   x = 5,968.79