Finding the Fourth Proportional to 23,152.56, 34,728.78 and 8,361.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.56 : 34,728.78 = 8,361.48 : x
2. Step 2: Convert to fraction form
   23,152.56/34,728.78 = 8,361.48/x
3. Step 3: Cross multiply
   23,152.56x = 34,728.78 × 8,361.48
4. Step 4: Simplify right side
   23,152.56x = 290,383,999.39
5. Step 5: Solve for x
   x = 290,383,999.39/23,152.56
6. Step 6: Final answer
   x = 12,542.20