Finding the Fourth Proportional to 2,017.23, 3,026.61 and 1,140.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.23 : 3,026.61 = 1,140.72 : x
2. Step 2: Convert to fraction form
   2,017.23/3,026.61 = 1,140.72/x
3. Step 3: Cross multiply
   2,017.23x = 3,026.61 × 1,140.72
4. Step 4: Simplify right side
   2,017.23x = 3,452,514.56
5. Step 5: Solve for x
   x = 3,452,514.56/2,017.23
6. Step 6: Final answer
   x = 1,711.51