Finding the Fourth Proportional to 9,232.47, 12,740.81 and 5,040.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,232.47 : 12,740.81 = 5,040.72 : x
2. Step 2: Convert to fraction form
   9,232.47/12,740.81 = 5,040.72/x
3. Step 3: Cross multiply
   9,232.47x = 12,740.81 × 5,040.72
4. Step 4: Simplify right side
   9,232.47x = 64,222,855.78
5. Step 5: Solve for x
   x = 64,222,855.78/9,232.47
6. Step 6: Final answer
   x = 6,956.19