Finding the Fourth Proportional to 7,048.73, 9,727.56 and 3,904.71

Step by Step Solution

1. Step 1: Write the proportion equation
   7,048.73 : 9,727.56 = 3,904.71 : x
2. Step 2: Convert to fraction form
   7,048.73/9,727.56 = 3,904.71/x
3. Step 3: Cross multiply
   7,048.73x = 9,727.56 × 3,904.71
4. Step 4: Simplify right side
   7,048.73x = 37,983,300.81
5. Step 5: Solve for x
   x = 37,983,300.81/7,048.73
6. Step 6: Final answer
   x = 5,388.68