Finding the Fourth Proportional to 9,040.32, 12,474.81 and 5,263.29

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040.32 : 12,474.81 = 5,263.29 : x
2. Step 2: Convert to fraction form
   9,040.32/12,474.81 = 5,263.29/x
3. Step 3: Cross multiply
   9,040.32x = 12,474.81 × 5,263.29
4. Step 4: Simplify right side
   9,040.32x = 65,658,542.72
5. Step 5: Solve for x
   x = 65,658,542.72/9,040.32
6. Step 6: Final answer
   x = 7,262.86