Finding the Fourth Proportional to 5,089.54, 7,023.12 and 2,851.12

Step by Step Solution

1. Step 1: Write the proportion equation
   5,089.54 : 7,023.12 = 2,851.12 : x
2. Step 2: Convert to fraction form
   5,089.54/7,023.12 = 2,851.12/x
3. Step 3: Cross multiply
   5,089.54x = 7,023.12 × 2,851.12
4. Step 4: Simplify right side
   5,089.54x = 20,023,757.89
5. Step 5: Solve for x
   x = 20,023,757.89/5,089.54
6. Step 6: Final answer
   x = 3,934.30