Finding the Fourth Proportional to 2,504.10, 3,457.04 and 1,665.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,504.10 : 3,457.04 = 1,665.45 : x
2. Step 2: Convert to fraction form
   2,504.10/3,457.04 = 1,665.45/x
3. Step 3: Cross multiply
   2,504.10x = 3,457.04 × 1,665.45
4. Step 4: Simplify right side
   2,504.10x = 5,757,527.27
5. Step 5: Solve for x
   x = 5,757,527.27/2,504.10
6. Step 6: Final answer
   x = 2,299.24