Finding the Fourth Proportional to 10,981.10, 16,469.85 and 3,084.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,981.10 : 16,469.85 = 3,084.15 : x
2. Step 2: Convert to fraction form
   10,981.10/16,469.85 = 3,084.15/x
3. Step 3: Cross multiply
   10,981.10x = 16,469.85 × 3,084.15
4. Step 4: Simplify right side
   10,981.10x = 50,795,487.88
5. Step 5: Solve for x
   x = 50,795,487.88/10,981.10
6. Step 6: Final answer
   x = 4,625.72