Finding the Fourth Proportional to 2,603.40, 3,592.72 and 1,424.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.40 : 3,592.72 = 1,424.49 : x
2. Step 2: Convert to fraction form
   2,603.40/3,592.72 = 1,424.49/x
3. Step 3: Cross multiply
   2,603.40x = 3,592.72 × 1,424.49
4. Step 4: Simplify right side
   2,603.40x = 5,117,793.71
5. Step 5: Solve for x
   x = 5,117,793.71/2,603.40
6. Step 6: Final answer
   x = 1,965.81