Finding the Fourth Proportional to 2,519.10, 3,776.04 and 1,219.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,519.10 : 3,776.04 = 1,219.86 : x
2. Step 2: Convert to fraction form
   2,519.10/3,776.04 = 1,219.86/x
3. Step 3: Cross multiply
   2,519.10x = 3,776.04 × 1,219.86
4. Step 4: Simplify right side
   2,519.10x = 4,606,240.15
5. Step 5: Solve for x
   x = 4,606,240.15/2,519.10
6. Step 6: Final answer
   x = 1,828.53