Finding the Fourth Proportional to 9,274.72, 12,796.48 and 5,496.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,274.72 : 12,796.48 = 5,496.20 : x
2. Step 2: Convert to fraction form
   9,274.72/12,796.48 = 5,496.20/x
3. Step 3: Cross multiply
   9,274.72x = 12,796.48 × 5,496.20
4. Step 4: Simplify right side
   9,274.72x = 70,332,013.38
5. Step 5: Solve for x
   x = 70,332,013.38/9,274.72
6. Step 6: Final answer
   x = 7,583.20