Finding the Fourth Proportional to 2,055.74, 3,082.82 and 1,617.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.74 : 3,082.82 = 1,617.85 : x
2. Step 2: Convert to fraction form
   2,055.74/3,082.82 = 1,617.85/x
3. Step 3: Cross multiply
   2,055.74x = 3,082.82 × 1,617.85
4. Step 4: Simplify right side
   2,055.74x = 4,987,540.34
5. Step 5: Solve for x
   x = 4,987,540.34/2,055.74
6. Step 6: Final answer
   x = 2,426.15