Finding the Fourth Proportional to 21,348.72, 32,024.16 and 8,196.48

Step by Step Solution

1. Step 1: Write the proportion equation
   21,348.72 : 32,024.16 = 8,196.48 : x
2. Step 2: Convert to fraction form
   21,348.72/32,024.16 = 8,196.48/x
3. Step 3: Cross multiply
   21,348.72x = 32,024.16 × 8,196.48
4. Step 4: Simplify right side
   21,348.72x = 262,485,386.96
5. Step 5: Solve for x
   x = 262,485,386.96/21,348.72
6. Step 6: Final answer
   x = 12,295.13