Finding the Fourth Proportional to 1,508.43, 2,081.63 and 845.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508.43 : 2,081.63 = 845.24 : x
2. Step 2: Convert to fraction form
   1,508.43/2,081.63 = 845.24/x
3. Step 3: Cross multiply
   1,508.43x = 2,081.63 × 845.24
4. Step 4: Simplify right side
   1,508.43x = 1,759,462.31
5. Step 5: Solve for x
   x = 1,759,462.31/1,508.43
6. Step 6: Final answer
   x = 1,166.42