Finding the Fourth Proportional to 5,664.75, 8,500.56 and 3,581.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,664.75 : 8,500.56 = 3,581.88 : x
2. Step 2: Convert to fraction form
   5,664.75/8,500.56 = 3,581.88/x
3. Step 3: Cross multiply
   5,664.75x = 8,500.56 × 3,581.88
4. Step 4: Simplify right side
   5,664.75x = 30,447,985.85
5. Step 5: Solve for x
   x = 30,447,985.85/5,664.75
6. Step 6: Final answer
   x = 5,374.99