Finding the Fourth Proportional to 7,066.72, 9,753.24 and 3,923.92

Step by Step Solution

1. Step 1: Write the proportion equation
   7,066.72 : 9,753.24 = 3,923.92 : x
2. Step 2: Convert to fraction form
   7,066.72/9,753.24 = 3,923.92/x
3. Step 3: Cross multiply
   7,066.72x = 9,753.24 × 3,923.92
4. Step 4: Simplify right side
   7,066.72x = 38,270,933.50
5. Step 5: Solve for x
   x = 38,270,933.50/7,066.72
6. Step 6: Final answer
   x = 5,415.66