Finding the Fourth Proportional to 2,603.38, 3,899.18 and 2,014.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.38 : 3,899.18 = 2,014.24 : x
2. Step 2: Convert to fraction form
   2,603.38/3,899.18 = 2,014.24/x
3. Step 3: Cross multiply
   2,603.38x = 3,899.18 × 2,014.24
4. Step 4: Simplify right side
   2,603.38x = 7,853,884.32
5. Step 5: Solve for x
   x = 7,853,884.32/2,603.38
6. Step 6: Final answer
   x = 3,016.80