Finding the Fourth Proportional to 2,055.42, 2,836.49 and 1,171.26

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.42 : 2,836.49 = 1,171.26 : x
2. Step 2: Convert to fraction form
   2,055.42/2,836.49 = 1,171.26/x
3. Step 3: Cross multiply
   2,055.42x = 2,836.49 × 1,171.26
4. Step 4: Simplify right side
   2,055.42x = 3,322,261.42
5. Step 5: Solve for x
   x = 3,322,261.42/2,055.42
6. Step 6: Final answer
   x = 1,616.34