Finding the Fourth Proportional to 2,055.71, 2,837.01 and 1,171.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.71 : 2,837.01 = 1,171.39 : x
2. Step 2: Convert to fraction form
   2,055.71/2,837.01 = 1,171.39/x
3. Step 3: Cross multiply
   2,055.71x = 2,837.01 × 1,171.39
4. Step 4: Simplify right side
   2,055.71x = 3,323,245.14
5. Step 5: Solve for x
   x = 3,323,245.14/2,055.71
6. Step 6: Final answer
   x = 1,616.59