Finding the Fourth Proportional to 2,601.38, 3,899.75 and 957.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.38 : 3,899.75 = 957.53 : x
2. Step 2: Convert to fraction form
   2,601.38/3,899.75 = 957.53/x
3. Step 3: Cross multiply
   2,601.38x = 3,899.75 × 957.53
4. Step 4: Simplify right side
   2,601.38x = 3,734,103.33
5. Step 5: Solve for x
   x = 3,734,103.33/2,601.38
6. Step 6: Final answer
   x = 1,435.43