Finding the Fourth Proportional to 2,581.10, 3,562.22 and 1,533.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.10 : 3,562.22 = 1,533.17 : x
2. Step 2: Convert to fraction form
   2,581.10/3,562.22 = 1,533.17/x
3. Step 3: Cross multiply
   2,581.10x = 3,562.22 × 1,533.17
4. Step 4: Simplify right side
   2,581.10x = 5,461,474.86
5. Step 5: Solve for x
   x = 5,461,474.86/2,581.10
6. Step 6: Final answer
   x = 2,115.95