Finding the Fourth Proportional to 5,086.59, 7,019.17 and 2,848.08

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.59 : 7,019.17 = 2,848.08 : x
2. Step 2: Convert to fraction form
   5,086.59/7,019.17 = 2,848.08/x
3. Step 3: Cross multiply
   5,086.59x = 7,019.17 × 2,848.08
4. Step 4: Simplify right side
   5,086.59x = 19,991,157.69
5. Step 5: Solve for x
   x = 19,991,157.69/5,086.59
6. Step 6: Final answer
   x = 3,930.17