Finding the Fourth Proportional to 2,561.16, 3,843.79 and 1,175.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561.16 : 3,843.79 = 1,175.15 : x
2. Step 2: Convert to fraction form
   2,561.16/3,843.79 = 1,175.15/x
3. Step 3: Cross multiply
   2,561.16x = 3,843.79 × 1,175.15
4. Step 4: Simplify right side
   2,561.16x = 4,517,004.72
5. Step 5: Solve for x
   x = 4,517,004.72/2,561.16
6. Step 6: Final answer
   x = 1,763.66