Finding the Fourth Proportional to 5,086.25, 7,019.15 and 2,848.58

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.25 : 7,019.15 = 2,848.58 : x
2. Step 2: Convert to fraction form
   5,086.25/7,019.15 = 2,848.58/x
3. Step 3: Cross multiply
   5,086.25x = 7,019.15 × 2,848.58
4. Step 4: Simplify right side
   5,086.25x = 19,994,603.31
5. Step 5: Solve for x
   x = 19,994,603.31/5,086.25
6. Step 6: Final answer
   x = 3,931.11