Finding the Fourth Proportional to 2,017.11, 3,024.59 and 1,291.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.11 : 3,024.59 = 1,291.89 : x
2. Step 2: Convert to fraction form
   2,017.11/3,024.59 = 1,291.89/x
3. Step 3: Cross multiply
   2,017.11x = 3,024.59 × 1,291.89
4. Step 4: Simplify right side
   2,017.11x = 3,907,431.12
5. Step 5: Solve for x
   x = 3,907,431.12/2,017.11
6. Step 6: Final answer
   x = 1,937.14