Finding the Fourth Proportional to 7,399.69, 11,105.00 and 3,504.09

Step by Step Solution

1. Step 1: Write the proportion equation
   7,399.69 : 11,105.00 = 3,504.09 : x
2. Step 2: Convert to fraction form
   7,399.69/11,105.00 = 3,504.09/x
3. Step 3: Cross multiply
   7,399.69x = 11,105.00 × 3,504.09
4. Step 4: Simplify right side
   7,399.69x = 38,912,956.71
5. Step 5: Solve for x
   x = 38,912,956.71/7,399.69
6. Step 6: Final answer
   x = 5,258.73