Finding the Fourth Proportional to 9,949.62, 13,730.40 and 5,473.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,949.62 : 13,730.40 = 5,473.26 : x
2. Step 2: Convert to fraction form
   9,949.62/13,730.40 = 5,473.26/x
3. Step 3: Cross multiply
   9,949.62x = 13,730.40 × 5,473.26
4. Step 4: Simplify right side
   9,949.62x = 75,150,049.10
5. Step 5: Solve for x
   x = 75,150,049.10/9,949.62
6. Step 6: Final answer
   x = 7,553.06