Finding the Fourth Proportional to 1,094.82, 1,639.18 and 851.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,094.82 : 1,639.18 = 851.82 : x
2. Step 2: Convert to fraction form
   1,094.82/1,639.18 = 851.82/x
3. Step 3: Cross multiply
   1,094.82x = 1,639.18 × 851.82
4. Step 4: Simplify right side
   1,094.82x = 1,396,286.31
5. Step 5: Solve for x
   x = 1,396,286.31/1,094.82
6. Step 6: Final answer
   x = 1,275.36