Finding the Fourth Proportional to 16,456.55, 24,627.42 and 13,460.36

Step by Step Solution

1. Step 1: Write the proportion equation
   16,456.55 : 24,627.42 = 13,460.36 : x
2. Step 2: Convert to fraction form
   16,456.55/24,627.42 = 13,460.36/x
3. Step 3: Cross multiply
   16,456.55x = 24,627.42 × 13,460.36
4. Step 4: Simplify right side
   16,456.55x = 331,494,000.64
5. Step 5: Solve for x
   x = 331,494,000.64/16,456.55
6. Step 6: Final answer
   x = 20,143.59