Finding the Fourth Proportional to 17,388.48, 23,998.96 and 9,838.16

Step by Step Solution

1. Step 1: Write the proportion equation
   17,388.48 : 23,998.96 = 9,838.16 : x
2. Step 2: Convert to fraction form
   17,388.48/23,998.96 = 9,838.16/x
3. Step 3: Cross multiply
   17,388.48x = 23,998.96 × 9,838.16
4. Step 4: Simplify right side
   17,388.48x = 236,105,608.31
5. Step 5: Solve for x
   x = 236,105,608.31/17,388.48
6. Step 6: Final answer
   x = 13,578.28