Finding the Fourth Proportional to 16,552.72, 22,836.40 and 12,256.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,552.72 : 22,836.40 = 12,256.04 : x
2. Step 2: Convert to fraction form
   16,552.72/22,836.40 = 12,256.04/x
3. Step 3: Cross multiply
   16,552.72x = 22,836.40 × 12,256.04
4. Step 4: Simplify right side
   16,552.72x = 279,883,858.31
5. Step 5: Solve for x
   x = 279,883,858.31/16,552.72
6. Step 6: Final answer
   x = 16,908.63