Finding the Fourth Proportional to 11,800.08, 16,288.20 and 7,609.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,800.08 : 16,288.20 = 7,609.68 : x
2. Step 2: Convert to fraction form
   11,800.08/16,288.20 = 7,609.68/x
3. Step 3: Cross multiply
   11,800.08x = 16,288.20 × 7,609.68
4. Step 4: Simplify right side
   11,800.08x = 123,947,989.78
5. Step 5: Solve for x
   x = 123,947,989.78/11,800.08
6. Step 6: Final answer
   x = 10,504.00