Finding the Fourth Proportional to 16,983.57, 23,437.32 and 9,908.63

Step by Step Solution

1. Step 1: Write the proportion equation
   16,983.57 : 23,437.32 = 9,908.63 : x
2. Step 2: Convert to fraction form
   16,983.57/23,437.32 = 9,908.63/x
3. Step 3: Cross multiply
   16,983.57x = 23,437.32 × 9,908.63
4. Step 4: Simplify right side
   16,983.57x = 232,231,614.89
5. Step 5: Solve for x
   x = 232,231,614.89/16,983.57
6. Step 6: Final answer
   x = 13,673.90