Finding the Fourth Proportional to 2,055.62, 2,836.92 and 1,171.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.62 : 2,836.92 = 1,171.38 : x
2. Step 2: Convert to fraction form
   2,055.62/2,836.92 = 1,171.38/x
3. Step 3: Cross multiply
   2,055.62x = 2,836.92 × 1,171.38
4. Step 4: Simplify right side
   2,055.62x = 3,323,111.35
5. Step 5: Solve for x
   x = 3,323,111.35/2,055.62
6. Step 6: Final answer
   x = 1,616.60