Finding the Fourth Proportional to 10,764.72, 16,149.96 and 9,736.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,764.72 : 16,149.96 = 9,736.56 : x
2. Step 2: Convert to fraction form
   10,764.72/16,149.96 = 9,736.56/x
3. Step 3: Cross multiply
   10,764.72x = 16,149.96 × 9,736.56
4. Step 4: Simplify right side
   10,764.72x = 157,245,054.54
5. Step 5: Solve for x
   x = 157,245,054.54/10,764.72
6. Step 6: Final answer
   x = 14,607.44