Finding the Fourth Proportional to 7,105.25, 10,654.64 and 3,409.22

Step by Step Solution

1. Step 1: Write the proportion equation
   7,105.25 : 10,654.64 = 3,409.22 : x
2. Step 2: Convert to fraction form
   7,105.25/10,654.64 = 3,409.22/x
3. Step 3: Cross multiply
   7,105.25x = 10,654.64 × 3,409.22
4. Step 4: Simplify right side
   7,105.25x = 36,324,063.72
5. Step 5: Solve for x
   x = 36,324,063.72/7,105.25
6. Step 6: Final answer
   x = 5,112.28