Finding the Fourth Proportional to 5,709.72, 8,566.02 and 5,064.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,709.72 : 8,566.02 = 5,064.60 : x
2. Step 2: Convert to fraction form
   5,709.72/8,566.02 = 5,064.60/x
3. Step 3: Cross multiply
   5,709.72x = 8,566.02 × 5,064.60
4. Step 4: Simplify right side
   5,709.72x = 43,383,464.89
5. Step 5: Solve for x
   x = 43,383,464.89/5,709.72
6. Step 6: Final answer
   x = 7,598.18