Finding the Fourth Proportional to 12,297.16, 16,946.47 and 8,513.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,297.16 : 16,946.47 = 8,513.31 : x
2. Step 2: Convert to fraction form
   12,297.16/16,946.47 = 8,513.31/x
3. Step 3: Cross multiply
   12,297.16x = 16,946.47 × 8,513.31
4. Step 4: Simplify right side
   12,297.16x = 144,270,552.52
5. Step 5: Solve for x
   x = 144,270,552.52/12,297.16
6. Step 6: Final answer
   x = 11,732.02