Finding the Fourth Proportional to 3,867.10, 5,796.15 and 1,782.73

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867.10 : 5,796.15 = 1,782.73 : x
2. Step 2: Convert to fraction form
   3,867.10/5,796.15 = 1,782.73/x
3. Step 3: Cross multiply
   3,867.10x = 5,796.15 × 1,782.73
4. Step 4: Simplify right side
   3,867.10x = 10,332,970.49
5. Step 5: Solve for x
   x = 10,332,970.49/3,867.10
6. Step 6: Final answer
   x = 2,672.02