Finding the Fourth Proportional to 5,134.10, 7,086.97 and 3,997.52

Step by Step Solution

1. Step 1: Write the proportion equation
   5,134.10 : 7,086.97 = 3,997.52 : x
2. Step 2: Convert to fraction form
   5,134.10/7,086.97 = 3,997.52/x
3. Step 3: Cross multiply
   5,134.10x = 7,086.97 × 3,997.52
4. Step 4: Simplify right side
   5,134.10x = 28,330,300.45
5. Step 5: Solve for x
   x = 28,330,300.45/5,134.10
6. Step 6: Final answer
   x = 5,518.07