Finding the Fourth Proportional to 5,581.59, 7,707.78 and 3,595.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,581.59 : 7,707.78 = 3,595.59 : x
2. Step 2: Convert to fraction form
   5,581.59/7,707.78 = 3,595.59/x
3. Step 3: Cross multiply
   5,581.59x = 7,707.78 × 3,595.59
4. Step 4: Simplify right side
   5,581.59x = 27,714,016.69
5. Step 5: Solve for x
   x = 27,714,016.69/5,581.59
6. Step 6: Final answer
   x = 4,965.25