Finding the Fourth Proportional to 2,357.57, 3,532.25 and 1,431.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,357.57 : 3,532.25 = 1,431.17 : x
2. Step 2: Convert to fraction form
   2,357.57/3,532.25 = 1,431.17/x
3. Step 3: Cross multiply
   2,357.57x = 3,532.25 × 1,431.17
4. Step 4: Simplify right side
   2,357.57x = 5,055,250.23
5. Step 5: Solve for x
   x = 5,055,250.23/2,357.57
6. Step 6: Final answer
   x = 2,144.26