Finding the Fourth Proportional to 16,945.50, 23,384.79 and 10,321.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,945.50 : 23,384.79 = 10,321.50 : x
2. Step 2: Convert to fraction form
   16,945.50/23,384.79 = 10,321.50/x
3. Step 3: Cross multiply
   16,945.50x = 23,384.79 × 10,321.50
4. Step 4: Simplify right side
   16,945.50x = 241,366,109.99
5. Step 5: Solve for x
   x = 241,366,109.99/16,945.50
6. Step 6: Final answer
   x = 14,243.67