Finding the Fourth Proportional to 17,192.48, 23,724.72 and 9,740

Step by Step Solution

1. Step 1: Write the proportion equation
   17,192.48 : 23,724.72 = 9,740 : x
2. Step 2: Convert to fraction form
   17,192.48/23,724.72 = 9,740/x
3. Step 3: Cross multiply
   17,192.48x = 23,724.72 × 9,740
4. Step 4: Simplify right side
   17,192.48x = 231,078,772.80
5. Step 5: Solve for x
   x = 231,078,772.80/17,192.48
6. Step 6: Final answer
   x = 13,440.69