Finding the Fourth Proportional to 2,745.50, 4,118.31 and 896.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745.50 : 4,118.31 = 896.54 : x
2. Step 2: Convert to fraction form
   2,745.50/4,118.31 = 896.54/x
3. Step 3: Cross multiply
   2,745.50x = 4,118.31 × 896.54
4. Step 4: Simplify right side
   2,745.50x = 3,692,209.06
5. Step 5: Solve for x
   x = 3,692,209.06/2,745.50
6. Step 6: Final answer
   x = 1,344.82