Finding the Fourth Proportional to 2,443.85, 3,369.20 and 1,603.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443.85 : 3,369.20 = 1,603.07 : x
2. Step 2: Convert to fraction form
   2,443.85/3,369.20 = 1,603.07/x
3. Step 3: Cross multiply
   2,443.85x = 3,369.20 × 1,603.07
4. Step 4: Simplify right side
   2,443.85x = 5,401,038.58
5. Step 5: Solve for x
   x = 5,401,038.58/2,443.85
6. Step 6: Final answer
   x = 2,210.06