Finding the Fourth Proportional to 2,608.29, 3,599.16 and 1,489.11

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.29 : 3,599.16 = 1,489.11 : x
2. Step 2: Convert to fraction form
   2,608.29/3,599.16 = 1,489.11/x
3. Step 3: Cross multiply
   2,608.29x = 3,599.16 × 1,489.11
4. Step 4: Simplify right side
   2,608.29x = 5,359,545.15
5. Step 5: Solve for x
   x = 5,359,545.15/2,608.29
6. Step 6: Final answer
   x = 2,054.81