Finding the Fourth Proportional to 2,028.76, 3,056.15 and 1,519

Step by Step Solution

1. Step 1: Write the proportion equation
   2,028.76 : 3,056.15 = 1,519 : x
2. Step 2: Convert to fraction form
   2,028.76/3,056.15 = 1,519/x
3. Step 3: Cross multiply
   2,028.76x = 3,056.15 × 1,519
4. Step 4: Simplify right side
   2,028.76x = 4,642,291.85
5. Step 5: Solve for x
   x = 4,642,291.85/2,028.76
6. Step 6: Final answer
   x = 2,288.24