Finding the Fourth Proportional to 16,896.05, 23,315.55 and 9,341.79

Step by Step Solution

1. Step 1: Write the proportion equation
   16,896.05 : 23,315.55 = 9,341.79 : x
2. Step 2: Convert to fraction form
   16,896.05/23,315.55 = 9,341.79/x
3. Step 3: Cross multiply
   16,896.05x = 23,315.55 × 9,341.79
4. Step 4: Simplify right side
   16,896.05x = 217,808,858.10
5. Step 5: Solve for x
   x = 217,808,858.10/16,896.05
6. Step 6: Final answer
   x = 12,891.11