Finding the Fourth Proportional to 17,136.17, 23,647.78 and 9,582.51

Step by Step Solution

1. Step 1: Write the proportion equation
   17,136.17 : 23,647.78 = 9,582.51 : x
2. Step 2: Convert to fraction form
   17,136.17/23,647.78 = 9,582.51/x
3. Step 3: Cross multiply
   17,136.17x = 23,647.78 × 9,582.51
4. Step 4: Simplify right side
   17,136.17x = 226,605,088.33
5. Step 5: Solve for x
   x = 226,605,088.33/17,136.17
6. Step 6: Final answer
   x = 13,223.79