Finding the Fourth Proportional to 1,508.56, 2,081.82 and 845.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508.56 : 2,081.82 = 845.44 : x
2. Step 2: Convert to fraction form
   1,508.56/2,081.82 = 845.44/x
3. Step 3: Cross multiply
   1,508.56x = 2,081.82 × 845.44
4. Step 4: Simplify right side
   1,508.56x = 1,760,053.90
5. Step 5: Solve for x
   x = 1,760,053.90/1,508.56
6. Step 6: Final answer
   x = 1,166.71