Finding the Fourth Proportional to 2,491.31, 3,738.59 and 952.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.31 : 3,738.59 = 952.31 : x
2. Step 2: Convert to fraction form
   2,491.31/3,738.59 = 952.31/x
3. Step 3: Cross multiply
   2,491.31x = 3,738.59 × 952.31
4. Step 4: Simplify right side
   2,491.31x = 3,560,304.80
5. Step 5: Solve for x
   x = 3,560,304.80/2,491.31
6. Step 6: Final answer
   x = 1,429.09