Finding the Fourth Proportional to 3,469.75, 5,199.46 and 2,081.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,469.75 : 5,199.46 = 2,081.46 : x
2. Step 2: Convert to fraction form
   3,469.75/5,199.46 = 2,081.46/x
3. Step 3: Cross multiply
   3,469.75x = 5,199.46 × 2,081.46
4. Step 4: Simplify right side
   3,469.75x = 10,822,442.01
5. Step 5: Solve for x
   x = 10,822,442.01/3,469.75
6. Step 6: Final answer
   x = 3,119.09