Finding the Fourth Proportional to 2,778.03, 3,833.69 and 1,519.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,778.03 : 3,833.69 = 1,519.20 : x
2. Step 2: Convert to fraction form
   2,778.03/3,833.69 = 1,519.20/x
3. Step 3: Cross multiply
   2,778.03x = 3,833.69 × 1,519.20
4. Step 4: Simplify right side
   2,778.03x = 5,824,148.63
5. Step 5: Solve for x
   x = 5,824,148.63/2,778.03
6. Step 6: Final answer
   x = 2,096.50