Finding the Fourth Proportional to 2,544.16, 3,815.55 and 1,156.79

Step by Step Solution

1. Step 1: Write the proportion equation
   2,544.16 : 3,815.55 = 1,156.79 : x
2. Step 2: Convert to fraction form
   2,544.16/3,815.55 = 1,156.79/x
3. Step 3: Cross multiply
   2,544.16x = 3,815.55 × 1,156.79
4. Step 4: Simplify right side
   2,544.16x = 4,413,790.08
5. Step 5: Solve for x
   x = 4,413,790.08/2,544.16
6. Step 6: Final answer
   x = 1,734.87