Finding the Fourth Proportional to 16,944.29, 23,384.06 and 9,390.47

Step by Step Solution

1. Step 1: Write the proportion equation
   16,944.29 : 23,384.06 = 9,390.47 : x
2. Step 2: Convert to fraction form
   16,944.29/23,384.06 = 9,390.47/x
3. Step 3: Cross multiply
   16,944.29x = 23,384.06 × 9,390.47
4. Step 4: Simplify right side
   16,944.29x = 219,587,150.04
5. Step 5: Solve for x
   x = 219,587,150.04/16,944.29
6. Step 6: Final answer
   x = 12,959.36