Finding the Fourth Proportional to 8,872, 12,243.45 and 5,335.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,872 : 12,243.45 = 5,335.27 : x
2. Step 2: Convert to fraction form
   8,872/12,243.45 = 5,335.27/x
3. Step 3: Cross multiply
   8,872x = 12,243.45 × 5,335.27
4. Step 4: Simplify right side
   8,872x = 65,322,111.48
5. Step 5: Solve for x
   x = 65,322,111.48/8,872
6. Step 6: Final answer
   x = 7,362.73