Finding the Fourth Proportional to 2,223.99, 3,333.58 and 1,674.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.99 : 3,333.58 = 1,674.47 : x
2. Step 2: Convert to fraction form
   2,223.99/3,333.58 = 1,674.47/x
3. Step 3: Cross multiply
   2,223.99x = 3,333.58 × 1,674.47
4. Step 4: Simplify right side
   2,223.99x = 5,581,979.70
5. Step 5: Solve for x
   x = 5,581,979.70/2,223.99
6. Step 6: Final answer
   x = 2,509.89