Finding the Fourth Proportional to 2,403.95, 3,603.56 and 1,017.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403.95 : 3,603.56 = 1,017.63 : x
2. Step 2: Convert to fraction form
   2,403.95/3,603.56 = 1,017.63/x
3. Step 3: Cross multiply
   2,403.95x = 3,603.56 × 1,017.63
4. Step 4: Simplify right side
   2,403.95x = 3,667,085.67
5. Step 5: Solve for x
   x = 3,667,085.67/2,403.95
6. Step 6: Final answer
   x = 1,525.44