Finding the Fourth Proportional to 3,661.39, 5,052.54 and 2,089.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,661.39 : 5,052.54 = 2,089.18 : x
2. Step 2: Convert to fraction form
   3,661.39/5,052.54 = 2,089.18/x
3. Step 3: Cross multiply
   3,661.39x = 5,052.54 × 2,089.18
4. Step 4: Simplify right side
   3,661.39x = 10,555,665.52
5. Step 5: Solve for x
   x = 10,555,665.52/3,661.39
6. Step 6: Final answer
   x = 2,882.97