Finding the Fourth Proportional to 2,052.31, 3,076.63 and 956.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,052.31 : 3,076.63 = 956.08 : x
2. Step 2: Convert to fraction form
   2,052.31/3,076.63 = 956.08/x
3. Step 3: Cross multiply
   2,052.31x = 3,076.63 × 956.08
4. Step 4: Simplify right side
   2,052.31x = 2,941,504.41
5. Step 5: Solve for x
   x = 2,941,504.41/2,052.31
6. Step 6: Final answer
   x = 1,433.27