Finding the Fourth Proportional to 2,567.96, 3,849.76 and 1,087.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567.96 : 3,849.76 = 1,087.12 : x
2. Step 2: Convert to fraction form
   2,567.96/3,849.76 = 1,087.12/x
3. Step 3: Cross multiply
   2,567.96x = 3,849.76 × 1,087.12
4. Step 4: Simplify right side
   2,567.96x = 4,185,151.09
5. Step 5: Solve for x
   x = 4,185,151.09/2,567.96
6. Step 6: Final answer
   x = 1,629.76