Finding the Fourth Proportional to 2,605.59, 3,910.26 and 1,024.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.59 : 3,910.26 = 1,024.54 : x
2. Step 2: Convert to fraction form
   2,605.59/3,910.26 = 1,024.54/x
3. Step 3: Cross multiply
   2,605.59x = 3,910.26 × 1,024.54
4. Step 4: Simplify right side
   2,605.59x = 4,006,217.78
5. Step 5: Solve for x
   x = 4,006,217.78/2,605.59
6. Step 6: Final answer
   x = 1,537.55