Finding the Fourth Proportional to 2,581.10, 3,559.86 and 1,697.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,581.10 : 3,559.86 = 1,697.81 : x
2. Step 2: Convert to fraction form
   2,581.10/3,559.86 = 1,697.81/x
3. Step 3: Cross multiply
   2,581.10x = 3,559.86 × 1,697.81
4. Step 4: Simplify right side
   2,581.10x = 6,043,965.91
5. Step 5: Solve for x
   x = 6,043,965.91/2,581.10
6. Step 6: Final answer
   x = 2,341.62