Finding the Fourth Proportional to 2,561.14, 3,837.78 and 1,519.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561.14 : 3,837.78 = 1,519.09 : x
2. Step 2: Convert to fraction form
   2,561.14/3,837.78 = 1,519.09/x
3. Step 3: Cross multiply
   2,561.14x = 3,837.78 × 1,519.09
4. Step 4: Simplify right side
   2,561.14x = 5,829,933.22
5. Step 5: Solve for x
   x = 5,829,933.22/2,561.14
6. Step 6: Final answer
   x = 2,276.30