Finding the Fourth Proportional to 5,086.08, 7,019.37 and 3,097.80

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.08 : 7,019.37 = 3,097.80 : x
2. Step 2: Convert to fraction form
   5,086.08/7,019.37 = 3,097.80/x
3. Step 3: Cross multiply
   5,086.08x = 7,019.37 × 3,097.80
4. Step 4: Simplify right side
   5,086.08x = 21,744,604.39
5. Step 5: Solve for x
   x = 21,744,604.39/5,086.08
6. Step 6: Final answer
   x = 4,275.32