Finding the Fourth Proportional to 12,736.44, 17,582.22 and 8,494.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,736.44 : 17,582.22 = 8,494.56 : x
2. Step 2: Convert to fraction form
   12,736.44/17,582.22 = 8,494.56/x
3. Step 3: Cross multiply
   12,736.44x = 17,582.22 × 8,494.56
4. Step 4: Simplify right side
   12,736.44x = 149,353,222.72
5. Step 5: Solve for x
   x = 149,353,222.72/12,736.44
6. Step 6: Final answer
   x = 11,726.45