Finding the Fourth Proportional to 3,581.55, 4,942.22 and 2,089.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,581.55 : 4,942.22 = 2,089.59 : x
2. Step 2: Convert to fraction form
   3,581.55/4,942.22 = 2,089.59/x
3. Step 3: Cross multiply
   3,581.55x = 4,942.22 × 2,089.59
4. Step 4: Simplify right side
   3,581.55x = 10,327,203.04
5. Step 5: Solve for x
   x = 10,327,203.04/3,581.55
6. Step 6: Final answer
   x = 2,883.45