Finding the Fourth Proportional to 2,404.38, 3,317.04 and 1,618.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.38 : 3,317.04 = 1,618.68 : x
2. Step 2: Convert to fraction form
   2,404.38/3,317.04 = 1,618.68/x
3. Step 3: Cross multiply
   2,404.38x = 3,317.04 × 1,618.68
4. Step 4: Simplify right side
   2,404.38x = 5,369,226.31
5. Step 5: Solve for x
   x = 5,369,226.31/2,404.38
6. Step 6: Final answer
   x = 2,233.10