Finding the Fourth Proportional to 2,055.99, 2,837.43 and 1,171.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.99 : 2,837.43 = 1,171.59 : x
2. Step 2: Convert to fraction form
   2,055.99/2,837.43 = 1,171.59/x
3. Step 3: Cross multiply
   2,055.99x = 2,837.43 × 1,171.59
4. Step 4: Simplify right side
   2,055.99x = 3,324,304.61
5. Step 5: Solve for x
   x = 3,324,304.61/2,055.99
6. Step 6: Final answer
   x = 1,616.89