Finding the Fourth Proportional to 5,086.72, 7,020.02 and 2,848.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,086.72 : 7,020.02 = 2,848.53 : x
2. Step 2: Convert to fraction form
   5,086.72/7,020.02 = 2,848.53/x
3. Step 3: Cross multiply
   5,086.72x = 7,020.02 × 2,848.53
4. Step 4: Simplify right side
   5,086.72x = 19,996,723.33
5. Step 5: Solve for x
   x = 19,996,723.33/5,086.72
6. Step 6: Final answer
   x = 3,931.17