Finding the Fourth Proportional to 11,959.96, 16,505.82 and 7,243.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,959.96 : 16,505.82 = 7,243.96 : x
2. Step 2: Convert to fraction form
   11,959.96/16,505.82 = 7,243.96/x
3. Step 3: Cross multiply
   11,959.96x = 16,505.82 × 7,243.96
4. Step 4: Simplify right side
   11,959.96x = 119,567,499.85
5. Step 5: Solve for x
   x = 119,567,499.85/11,959.96
6. Step 6: Final answer
   x = 9,997.32