Finding the Fourth Proportional to 2,004.89, 3,007.31 and 834.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004.89 : 3,007.31 = 834.10 : x
2. Step 2: Convert to fraction form
   2,004.89/3,007.31 = 834.10/x
3. Step 3: Cross multiply
   2,004.89x = 3,007.31 × 834.10
4. Step 4: Simplify right side
   2,004.89x = 2,508,390.27
5. Step 5: Solve for x
   x = 2,508,390.27/2,004.89
6. Step 6: Final answer
   x = 1,251.14