Finding the Fourth Proportional to 9,304.99, 12,838.89 and 5,529.43

Step by Step Solution

1. Step 1: Write the proportion equation
   9,304.99 : 12,838.89 = 5,529.43 : x
2. Step 2: Convert to fraction form
   9,304.99/12,838.89 = 5,529.43/x
3. Step 3: Cross multiply
   9,304.99x = 12,838.89 × 5,529.43
4. Step 4: Simplify right side
   9,304.99x = 70,991,743.53
5. Step 5: Solve for x
   x = 70,991,743.53/9,304.99
6. Step 6: Final answer
   x = 7,629.43