Finding the Fourth Proportional to 3,771.45, 5,648.94 and 1,819.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,771.45 : 5,648.94 = 1,819.56 : x
2. Step 2: Convert to fraction form
   3,771.45/5,648.94 = 1,819.56/x
3. Step 3: Cross multiply
   3,771.45x = 5,648.94 × 1,819.56
4. Step 4: Simplify right side
   3,771.45x = 10,278,585.27
5. Step 5: Solve for x
   x = 10,278,585.27/3,771.45
6. Step 6: Final answer
   x = 2,725.37