Finding the Fourth Proportional to 9,150.24, 13,727.62 and 4,223.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.24 : 13,727.62 = 4,223.30 : x
2. Step 2: Convert to fraction form
   9,150.24/13,727.62 = 4,223.30/x
3. Step 3: Cross multiply
   9,150.24x = 13,727.62 × 4,223.30
4. Step 4: Simplify right side
   9,150.24x = 57,975,857.55
5. Step 5: Solve for x
   x = 57,975,857.55/9,150.24
6. Step 6: Final answer
   x = 6,335.99