Finding the Fourth Proportional to 2,256.52, 3,381.89 and 956.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,256.52 : 3,381.89 = 956.20 : x
2. Step 2: Convert to fraction form
   2,256.52/3,381.89 = 956.20/x
3. Step 3: Cross multiply
   2,256.52x = 3,381.89 × 956.20
4. Step 4: Simplify right side
   2,256.52x = 3,233,741.53
5. Step 5: Solve for x
   x = 3,233,741.53/2,256.52
6. Step 6: Final answer
   x = 1,433.07