Finding the Fourth Proportional to 1,152.72, 1,732.41 and 958.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152.72 : 1,732.41 = 958.92 : x
2. Step 2: Convert to fraction form
   1,152.72/1,732.41 = 958.92/x
3. Step 3: Cross multiply
   1,152.72x = 1,732.41 × 958.92
4. Step 4: Simplify right side
   1,152.72x = 1,661,242.60
5. Step 5: Solve for x
   x = 1,661,242.60/1,152.72
6. Step 6: Final answer
   x = 1,441.15