Finding the Fourth Proportional to 11,234.05, 16,837.41 and 7,948.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,234.05 : 16,837.41 = 7,948.09 : x
2. Step 2: Convert to fraction form
   11,234.05/16,837.41 = 7,948.09/x
3. Step 3: Cross multiply
   11,234.05x = 16,837.41 × 7,948.09
4. Step 4: Simplify right side
   11,234.05x = 133,825,250.05
5. Step 5: Solve for x
   x = 133,825,250.05/11,234.05
6. Step 6: Final answer
   x = 11,912.47