Finding the Fourth Proportional to 2,538.57, 3,806.42 and 2,017.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538.57 : 3,806.42 = 2,017.04 : x
2. Step 2: Convert to fraction form
   2,538.57/3,806.42 = 2,017.04/x
3. Step 3: Cross multiply
   2,538.57x = 3,806.42 × 2,017.04
4. Step 4: Simplify right side
   2,538.57x = 7,677,672.28
5. Step 5: Solve for x
   x = 7,677,672.28/2,538.57
6. Step 6: Final answer
   x = 3,024.41