Finding the Fourth Proportional to 9,222.50, 12,727.32 and 5,031.02

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.50 : 12,727.32 = 5,031.02 : x
2. Step 2: Convert to fraction form
   9,222.50/12,727.32 = 5,031.02/x
3. Step 3: Cross multiply
   9,222.50x = 12,727.32 × 5,031.02
4. Step 4: Simplify right side
   9,222.50x = 64,031,401.47
5. Step 5: Solve for x
   x = 64,031,401.47/9,222.50
6. Step 6: Final answer
   x = 6,942.95