Finding the Fourth Proportional to 3,256.52, 4,494.72 and 1,912.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,256.52 : 4,494.72 = 1,912.73 : x
2. Step 2: Convert to fraction form
   3,256.52/4,494.72 = 1,912.73/x
3. Step 3: Cross multiply
   3,256.52x = 4,494.72 × 1,912.73
4. Step 4: Simplify right side
   3,256.52x = 8,597,163.31
5. Step 5: Solve for x
   x = 8,597,163.31/3,256.52
6. Step 6: Final answer
   x = 2,639.99