Finding the Fourth Proportional to 3,144.98, 4,339.71 and 1,819.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,144.98 : 4,339.71 = 1,819.10 : x
2. Step 2: Convert to fraction form
   3,144.98/4,339.71 = 1,819.10/x
3. Step 3: Cross multiply
   3,144.98x = 4,339.71 × 1,819.10
4. Step 4: Simplify right side
   3,144.98x = 7,894,344.76
5. Step 5: Solve for x
   x = 7,894,344.76/3,144.98
6. Step 6: Final answer
   x = 2,510.15