Finding the Fourth Proportional to 2,604.50, 3,903.05 and 2,016.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604.50 : 3,903.05 = 2,016.76 : x
2. Step 2: Convert to fraction form
   2,604.50/3,903.05 = 2,016.76/x
3. Step 3: Cross multiply
   2,604.50x = 3,903.05 × 2,016.76
4. Step 4: Simplify right side
   2,604.50x = 7,871,515.12
5. Step 5: Solve for x
   x = 7,871,515.12/2,604.50
6. Step 6: Final answer
   x = 3,022.27