Finding the Fourth Proportional to 11,945.43, 16,477.50 and 7,695.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,945.43 : 16,477.50 = 7,695.09 : x
2. Step 2: Convert to fraction form
   11,945.43/16,477.50 = 7,695.09/x
3. Step 3: Cross multiply
   11,945.43x = 16,477.50 × 7,695.09
4. Step 4: Simplify right side
   11,945.43x = 126,795,845.48
5. Step 5: Solve for x
   x = 126,795,845.48/11,945.43
6. Step 6: Final answer
   x = 10,614.59