Finding the Fourth Proportional to 10,981.78, 16,474.25 and 3,584.41

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.78 : 16,474.25 = 3,584.41 : x
2. Step 2: Convert to fraction form
   10,981.78/16,474.25 = 3,584.41/x
3. Step 3: Cross multiply
   10,981.78x = 16,474.25 × 3,584.41
4. Step 4: Simplify right side
   10,981.78x = 59,050,466.44
5. Step 5: Solve for x
   x = 59,050,466.44/10,981.78
6. Step 6: Final answer
   x = 5,377.13