Finding the Fourth Proportional to 9,223.37, 12,728.25 and 5,031.62

Step by Step Solution

1. Step 1: Write the proportion equation
   9,223.37 : 12,728.25 = 5,031.62 : x
2. Step 2: Convert to fraction form
   9,223.37/12,728.25 = 5,031.62/x
3. Step 3: Cross multiply
   9,223.37x = 12,728.25 × 5,031.62
4. Step 4: Simplify right side
   9,223.37x = 64,043,653.62
5. Step 5: Solve for x
   x = 64,043,653.62/9,223.37
6. Step 6: Final answer
   x = 6,943.63