Finding the Fourth Proportional to 3,867.04, 5,327.76 and 3,682.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,867.04 : 5,327.76 = 3,682.72 : x
2. Step 2: Convert to fraction form
   3,867.04/5,327.76 = 3,682.72/x
3. Step 3: Cross multiply
   3,867.04x = 5,327.76 × 3,682.72
4. Step 4: Simplify right side
   3,867.04x = 19,620,648.31
5. Step 5: Solve for x
   x = 19,620,648.31/3,867.04
6. Step 6: Final answer
   x = 5,073.82