Finding the Fourth Proportional to 16,792.49, 23,172.71 and 9,237.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,792.49 : 23,172.71 = 9,237.60 : x
2. Step 2: Convert to fraction form
   16,792.49/23,172.71 = 9,237.60/x
3. Step 3: Cross multiply
   16,792.49x = 23,172.71 × 9,237.60
4. Step 4: Simplify right side
   16,792.49x = 214,060,179.71
5. Step 5: Solve for x
   x = 214,060,179.71/16,792.49
6. Step 6: Final answer
   x = 12,747.38