Finding the Fourth Proportional to 3,380.57, 4,667.31 and 2,204.99

Step by Step Solution

1. Step 1: Write the proportion equation
   3,380.57 : 4,667.31 = 2,204.99 : x
2. Step 2: Convert to fraction form
   3,380.57/4,667.31 = 2,204.99/x
3. Step 3: Cross multiply
   3,380.57x = 4,667.31 × 2,204.99
4. Step 4: Simplify right side
   3,380.57x = 10,291,371.88
5. Step 5: Solve for x
   x = 10,291,371.88/3,380.57
6. Step 6: Final answer
   x = 3,044.27