Finding the Fourth Proportional to 16,516.42, 22,792.66 and 9,443

Step by Step Solution

1. Step 1: Write the proportion equation
   16,516.42 : 22,792.66 = 9,443 : x
2. Step 2: Convert to fraction form
   16,516.42/22,792.66 = 9,443/x
3. Step 3: Cross multiply
   16,516.42x = 22,792.66 × 9,443
4. Step 4: Simplify right side
   16,516.42x = 215,231,088.38
5. Step 5: Solve for x
   x = 215,231,088.38/16,516.42
6. Step 6: Final answer
   x = 13,031.34