Finding the Fourth Proportional to 3,966.76, 5,964.72 and 3,806.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,966.76 : 5,964.72 = 3,806.38 : x
2. Step 2: Convert to fraction form
   3,966.76/5,964.72 = 3,806.38/x
3. Step 3: Cross multiply
   3,966.76x = 5,964.72 × 3,806.38
4. Step 4: Simplify right side
   3,966.76x = 22,703,990.91
5. Step 5: Solve for x
   x = 22,703,990.91/3,966.76
6. Step 6: Final answer
   x = 5,723.56