Finding the Fourth Proportional to 16,397.02, 24,548.55 and 12,256.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,397.02 : 24,548.55 = 12,256.30 : x
2. Step 2: Convert to fraction form
   16,397.02/24,548.55 = 12,256.30/x
3. Step 3: Cross multiply
   16,397.02x = 24,548.55 × 12,256.30
4. Step 4: Simplify right side
   16,397.02x = 300,874,393.37
5. Step 5: Solve for x
   x = 300,874,393.37/16,397.02
6. Step 6: Final answer
   x = 18,349.33