Finding the Fourth Proportional to 2,603.50, 3,592.92 and 1,424.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.50 : 3,592.92 = 1,424.57 : x
2. Step 2: Convert to fraction form
   2,603.50/3,592.92 = 1,424.57/x
3. Step 3: Cross multiply
   2,603.50x = 3,592.92 × 1,424.57
4. Step 4: Simplify right side
   2,603.50x = 5,118,340.96
5. Step 5: Solve for x
   x = 5,118,340.96/2,603.50
6. Step 6: Final answer
   x = 1,965.95