Finding the Fourth Proportional to 3,582.72, 5,368.20 and 3,446.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,582.72 : 5,368.20 = 3,446.03 : x
2. Step 2: Convert to fraction form
   3,582.72/5,368.20 = 3,446.03/x
3. Step 3: Cross multiply
   3,582.72x = 5,368.20 × 3,446.03
4. Step 4: Simplify right side
   3,582.72x = 18,498,951.41
5. Step 5: Solve for x
   x = 18,498,951.41/3,582.72
6. Step 6: Final answer
   x = 5,163.38