Finding the Fourth Proportional to 9,222.72, 12,727.34 and 5,030.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,222.72 : 12,727.34 = 5,030.97 : x
2. Step 2: Convert to fraction form
   9,222.72/12,727.34 = 5,030.97/x
3. Step 3: Cross multiply
   9,222.72x = 12,727.34 × 5,030.97
4. Step 4: Simplify right side
   9,222.72x = 64,030,859.43
5. Step 5: Solve for x
   x = 64,030,859.43/9,222.72
6. Step 6: Final answer
   x = 6,942.73