Finding the Fourth Proportional to 5,086.37, 7,019.45 and 2,848.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.37 : 7,019.45 = 2,848.25 : x
2. Step 2: Convert to fraction form
   5,086.37/7,019.45 = 2,848.25/x
3. Step 3: Cross multiply
   5,086.37x = 7,019.45 × 2,848.25
4. Step 4: Simplify right side
   5,086.37x = 19,993,151.77
5. Step 5: Solve for x
   x = 19,993,151.77/5,086.37
6. Step 6: Final answer
   x = 3,930.73