Finding the Fourth Proportional to 3,664.10, 5,483.55 and 2,204.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,664.10 : 5,483.55 = 2,204.30 : x
2. Step 2: Convert to fraction form
   3,664.10/5,483.55 = 2,204.30/x
3. Step 3: Cross multiply
   3,664.10x = 5,483.55 × 2,204.30
4. Step 4: Simplify right side
   3,664.10x = 12,087,389.27
5. Step 5: Solve for x
   x = 12,087,389.27/3,664.10
6. Step 6: Final answer
   x = 3,298.87