Finding the Fourth Proportional to 5,071.05, 7,610.43 and 4,086.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,071.05 : 7,610.43 = 4,086.27 : x
2. Step 2: Convert to fraction form
   5,071.05/7,610.43 = 4,086.27/x
3. Step 3: Cross multiply
   5,071.05x = 7,610.43 × 4,086.27
4. Step 4: Simplify right side
   5,071.05x = 31,098,271.80
5. Step 5: Solve for x
   x = 31,098,271.80/5,071.05
6. Step 6: Final answer
   x = 6,132.51