Finding the Fourth Proportional to 5,086.18, 7,018.14 and 2,848.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.18 : 7,018.14 = 2,848.15 : x
2. Step 2: Convert to fraction form
   5,086.18/7,018.14 = 2,848.15/x
3. Step 3: Cross multiply
   5,086.18x = 7,018.14 × 2,848.15
4. Step 4: Simplify right side
   5,086.18x = 19,988,715.44
5. Step 5: Solve for x
   x = 19,988,715.44/5,086.18
6. Step 6: Final answer
   x = 3,930.01