Finding the Fourth Proportional to 2,603.73, 3,899.78 and 2,014.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.73 : 3,899.78 = 2,014.72 : x
2. Step 2: Convert to fraction form
   2,603.73/3,899.78 = 2,014.72/x
3. Step 3: Cross multiply
   2,603.73x = 3,899.78 × 2,014.72
4. Step 4: Simplify right side
   2,603.73x = 7,856,964.76
5. Step 5: Solve for x
   x = 7,856,964.76/2,603.73
6. Step 6: Final answer
   x = 3,017.58