Finding the Fourth Proportional to 1,185.37, 1,632.22 and 935.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185.37 : 1,632.22 = 935.89 : x
2. Step 2: Convert to fraction form
   1,185.37/1,632.22 = 935.89/x
3. Step 3: Cross multiply
   1,185.37x = 1,632.22 × 935.89
4. Step 4: Simplify right side
   1,185.37x = 1,527,578.38
5. Step 5: Solve for x
   x = 1,527,578.38/1,185.37
6. Step 6: Final answer
   x = 1,288.69