Finding the Fourth Proportional to 16,516.16, 22,792.70 and 8,962.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,516.16 : 22,792.70 = 8,962.81 : x
2. Step 2: Convert to fraction form
   16,516.16/22,792.70 = 8,962.81/x
3. Step 3: Cross multiply
   16,516.16x = 22,792.70 × 8,962.81
4. Step 4: Simplify right side
   16,516.16x = 204,286,554.50
5. Step 5: Solve for x
   x = 204,286,554.50/16,516.16
6. Step 6: Final answer
   x = 12,368.89