Finding the Fourth Proportional to 7,904.28, 10,910.34 and 5,109.24

Step by Step Solution

1. Step 1: Write the proportion equation
   7,904.28 : 10,910.34 = 5,109.24 : x
2. Step 2: Convert to fraction form
   7,904.28/10,910.34 = 5,109.24/x
3. Step 3: Cross multiply
   7,904.28x = 10,910.34 × 5,109.24
4. Step 4: Simplify right side
   7,904.28x = 55,743,545.54
5. Step 5: Solve for x
   x = 55,743,545.54/7,904.28
6. Step 6: Final answer
   x = 7,052.32