Finding the Fourth Proportional to 9,462.40, 13,057.76 and 5,270.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,462.40 : 13,057.76 = 5,270.56 : x
2. Step 2: Convert to fraction form
   9,462.40/13,057.76 = 5,270.56/x
3. Step 3: Cross multiply
   9,462.40x = 13,057.76 × 5,270.56
4. Step 4: Simplify right side
   9,462.40x = 68,821,707.55
5. Step 5: Solve for x
   x = 68,821,707.55/9,462.40
6. Step 6: Final answer
   x = 7,273.18