Finding the Fourth Proportional to 2,581.95, 3,559.23 and 1,586.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.95 : 3,559.23 = 1,586.46 : x
2. Step 2: Convert to fraction form
   2,581.95/3,559.23 = 1,586.46/x
3. Step 3: Cross multiply
   2,581.95x = 3,559.23 × 1,586.46
4. Step 4: Simplify right side
   2,581.95x = 5,646,576.03
5. Step 5: Solve for x
   x = 5,646,576.03/2,581.95
6. Step 6: Final answer
   x = 2,186.94