Finding the Fourth Proportional to 16,227.47, 24,308.39 and 12,516.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,227.47 : 24,308.39 = 12,516.86 : x
2. Step 2: Convert to fraction form
   16,227.47/24,308.39 = 12,516.86/x
3. Step 3: Cross multiply
   16,227.47x = 24,308.39 × 12,516.86
4. Step 4: Simplify right side
   16,227.47x = 304,264,530.33
5. Step 5: Solve for x
   x = 304,264,530.33/16,227.47
6. Step 6: Final answer
   x = 18,749.97