Finding the Fourth Proportional to 2,600.38, 3,898.25 and 956.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,600.38 : 3,898.25 = 956.53 : x
2. Step 2: Convert to fraction form
   2,600.38/3,898.25 = 956.53/x
3. Step 3: Cross multiply
   2,600.38x = 3,898.25 × 956.53
4. Step 4: Simplify right side
   2,600.38x = 3,728,768.80
5. Step 5: Solve for x
   x = 3,728,768.80/2,600.38
6. Step 6: Final answer
   x = 1,433.94