Finding the Fourth Proportional to 2,401.88, 3,313.59 and 1,616.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,401.88 : 3,313.59 = 1,616.18 : x
2. Step 2: Convert to fraction form
   2,401.88/3,313.59 = 1,616.18/x
3. Step 3: Cross multiply
   2,401.88x = 3,313.59 × 1,616.18
4. Step 4: Simplify right side
   2,401.88x = 5,355,357.89
5. Step 5: Solve for x
   x = 5,355,357.89/2,401.88
6. Step 6: Final answer
   x = 2,229.65