Finding the Fourth Proportional to 2,240.23, 3,089.37 and 1,674.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,240.23 : 3,089.37 = 1,674.31 : x
2. Step 2: Convert to fraction form
   2,240.23/3,089.37 = 1,674.31/x
3. Step 3: Cross multiply
   2,240.23x = 3,089.37 × 1,674.31
4. Step 4: Simplify right side
   2,240.23x = 5,172,563.08
5. Step 5: Solve for x
   x = 5,172,563.08/2,240.23
6. Step 6: Final answer
   x = 2,308.94