Finding the Fourth Proportional to 1,506.39, 2,078.82 and 843.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,506.39 : 2,078.82 = 843.27 : x
2. Step 2: Convert to fraction form
   1,506.39/2,078.82 = 843.27/x
3. Step 3: Cross multiply
   1,506.39x = 2,078.82 × 843.27
4. Step 4: Simplify right side
   1,506.39x = 1,753,006.54
5. Step 5: Solve for x
   x = 1,753,006.54/1,506.39
6. Step 6: Final answer
   x = 1,163.71