Finding the Fourth Proportional to 2,745.52, 4,118.50 and 797.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,745.52 : 4,118.50 = 797.72 : x
2. Step 2: Convert to fraction form
   2,745.52/4,118.50 = 797.72/x
3. Step 3: Cross multiply
   2,745.52x = 4,118.50 × 797.72
4. Step 4: Simplify right side
   2,745.52x = 3,285,405.67
5. Step 5: Solve for x
   x = 3,285,405.67/2,745.52
6. Step 6: Final answer
   x = 1,196.64