Finding the Fourth Proportional to 2,209.24, 3,048.84 and 1,324.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.24 : 3,048.84 = 1,324.72 : x
2. Step 2: Convert to fraction form
   2,209.24/3,048.84 = 1,324.72/x
3. Step 3: Cross multiply
   2,209.24x = 3,048.84 × 1,324.72
4. Step 4: Simplify right side
   2,209.24x = 4,038,859.32
5. Step 5: Solve for x
   x = 4,038,859.32/2,209.24
6. Step 6: Final answer
   x = 1,828.17