Finding the Fourth Proportional to 2,016.46, 3,021.85 and 1,603.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.46 : 3,021.85 = 1,603.76 : x
2. Step 2: Convert to fraction form
   2,016.46/3,021.85 = 1,603.76/x
3. Step 3: Cross multiply
   2,016.46x = 3,021.85 × 1,603.76
4. Step 4: Simplify right side
   2,016.46x = 4,846,329.71
5. Step 5: Solve for x
   x = 4,846,329.71/2,016.46
6. Step 6: Final answer
   x = 2,403.39