Finding the Fourth Proportional to 3,919.92, 5,849.58 and 3,483.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,919.92 : 5,849.58 = 3,483.60 : x
2. Step 2: Convert to fraction form
   3,919.92/5,849.58 = 3,483.60/x
3. Step 3: Cross multiply
   3,919.92x = 5,849.58 × 3,483.60
4. Step 4: Simplify right side
   3,919.92x = 20,377,596.89
5. Step 5: Solve for x
   x = 20,377,596.89/3,919.92
6. Step 6: Final answer
   x = 5,198.47