Finding the Fourth Proportional to 1,508.32, 2,081.33 and 845.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508.32 : 2,081.33 = 845.16 : x
2. Step 2: Convert to fraction form
   1,508.32/2,081.33 = 845.16/x
3. Step 3: Cross multiply
   1,508.32x = 2,081.33 × 845.16
4. Step 4: Simplify right side
   1,508.32x = 1,759,053.86
5. Step 5: Solve for x
   x = 1,759,053.86/1,508.32
6. Step 6: Final answer
   x = 1,166.23