Finding the Fourth Proportional to 1,072.91, 1,480.61 and 600.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072.91 : 1,480.61 = 600.83 : x
2. Step 2: Convert to fraction form
   1,072.91/1,480.61 = 600.83/x
3. Step 3: Cross multiply
   1,072.91x = 1,480.61 × 600.83
4. Step 4: Simplify right side
   1,072.91x = 889,589.01
5. Step 5: Solve for x
   x = 889,589.01/1,072.91
6. Step 6: Final answer
   x = 829.14