Finding the Fourth Proportional to 2,150.32, 3,227.12 and 851.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,150.32 : 3,227.12 = 851.08 : x
2. Step 2: Convert to fraction form
   2,150.32/3,227.12 = 851.08/x
3. Step 3: Cross multiply
   2,150.32x = 3,227.12 × 851.08
4. Step 4: Simplify right side
   2,150.32x = 2,746,537.29
5. Step 5: Solve for x
   x = 2,746,537.29/2,150.32
6. Step 6: Final answer
   x = 1,277.27