Finding the Fourth Proportional to 9,264, 12,786.72 and 5,540.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,264 : 12,786.72 = 5,540.16 : x
2. Step 2: Convert to fraction form
   9,264/12,786.72 = 5,540.16/x
3. Step 3: Cross multiply
   9,264x = 12,786.72 × 5,540.16
4. Step 4: Simplify right side
   9,264x = 70,840,474.68
5. Step 5: Solve for x
   x = 70,840,474.68/9,264
6. Step 6: Final answer
   x = 7,646.86