Finding the Fourth Proportional to 17,136.54, 23,649.60 and 9,582.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,136.54 : 23,649.60 = 9,582.72 : x
2. Step 2: Convert to fraction form
   17,136.54/23,649.60 = 9,582.72/x
3. Step 3: Cross multiply
   17,136.54x = 23,649.60 × 9,582.72
4. Step 4: Simplify right side
   17,136.54x = 226,627,494.91
5. Step 5: Solve for x
   x = 226,627,494.91/17,136.54
6. Step 6: Final answer
   x = 13,224.81