Finding the Fourth Proportional to 1,480.29, 2,042.72 and 850.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,480.29 : 2,042.72 = 850.38 : x
2. Step 2: Convert to fraction form
   1,480.29/2,042.72 = 850.38/x
3. Step 3: Cross multiply
   1,480.29x = 2,042.72 × 850.38
4. Step 4: Simplify right side
   1,480.29x = 1,737,078.02
5. Step 5: Solve for x
   x = 1,737,078.02/1,480.29
6. Step 6: Final answer
   x = 1,173.48