Finding the Fourth Proportional to 3,572.82, 5,315.99 and 3,483.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,572.82 : 5,315.99 = 3,483.54 : x
2. Step 2: Convert to fraction form
   3,572.82/5,315.99 = 3,483.54/x
3. Step 3: Cross multiply
   3,572.82x = 5,315.99 × 3,483.54
4. Step 4: Simplify right side
   3,572.82x = 18,518,446.39
5. Step 5: Solve for x
   x = 18,518,446.39/3,572.82
6. Step 6: Final answer
   x = 5,183.15