Finding the Fourth Proportional to 5,086.74, 7,019.82 and 2,848.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.74 : 7,019.82 = 2,848.56 : x
2. Step 2: Convert to fraction form
   5,086.74/7,019.82 = 2,848.56/x
3. Step 3: Cross multiply
   5,086.74x = 7,019.82 × 2,848.56
4. Step 4: Simplify right side
   5,086.74x = 19,996,378.46
5. Step 5: Solve for x
   x = 19,996,378.46/5,086.74
6. Step 6: Final answer
   x = 3,931.08