Finding the Fourth Proportional to 5,086.74, 7,019.96 and 2,848.17

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.74 : 7,019.96 = 2,848.17 : x
2. Step 2: Convert to fraction form
   5,086.74/7,019.96 = 2,848.17/x
3. Step 3: Cross multiply
   5,086.74x = 7,019.96 × 2,848.17
4. Step 4: Simplify right side
   5,086.74x = 19,994,039.47
5. Step 5: Solve for x
   x = 19,994,039.47/5,086.74
6. Step 6: Final answer
   x = 3,930.62