Finding the Fourth Proportional to 16,792.31, 23,173.89 and 9,239.42

Step by Step Solution

1. Step 1: Write the proportion equation
   16,792.31 : 23,173.89 = 9,239.42 : x
2. Step 2: Convert to fraction form
   16,792.31/23,173.89 = 9,239.42/x
3. Step 3: Cross multiply
   16,792.31x = 23,173.89 × 9,239.42
4. Step 4: Simplify right side
   16,792.31x = 214,113,302.74
5. Step 5: Solve for x
   x = 214,113,302.74/16,792.31
6. Step 6: Final answer
   x = 12,750.68