Finding the Fourth Proportional to 2,209.49, 3,048.63 and 1,313.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,209.49 : 3,048.63 = 1,313.54 : x
2. Step 2: Convert to fraction form
   2,209.49/3,048.63 = 1,313.54/x
3. Step 3: Cross multiply
   2,209.49x = 3,048.63 × 1,313.54
4. Step 4: Simplify right side
   2,209.49x = 4,004,500.98
5. Step 5: Solve for x
   x = 4,004,500.98/2,209.49
6. Step 6: Final answer
   x = 1,812.41