Finding the Fourth Proportional to 7,695.61, 10,613.89 and 5,571.45

Step by Step Solution

1. Step 1: Write the proportion equation
   7,695.61 : 10,613.89 = 5,571.45 : x
2. Step 2: Convert to fraction form
   7,695.61/10,613.89 = 5,571.45/x
3. Step 3: Cross multiply
   7,695.61x = 10,613.89 × 5,571.45
4. Step 4: Simplify right side
   7,695.61x = 59,134,757.44
5. Step 5: Solve for x
   x = 59,134,757.44/7,695.61
6. Step 6: Final answer
   x = 7,684.22