Finding the Fourth Proportional to 1,504.56, 2,258.22 and 957.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,504.56 : 2,258.22 = 957.72 : x
2. Step 2: Convert to fraction form
   1,504.56/2,258.22 = 957.72/x
3. Step 3: Cross multiply
   1,504.56x = 2,258.22 × 957.72
4. Step 4: Simplify right side
   1,504.56x = 2,162,742.46
5. Step 5: Solve for x
   x = 2,162,742.46/1,504.56
6. Step 6: Final answer
   x = 1,437.46