Finding the Fourth Proportional to 16,825.23, 23,217.89 and 10,109.61

Step by Step Solution

1. Step 1: Write the proportion equation
   16,825.23 : 23,217.89 = 10,109.61 : x
2. Step 2: Convert to fraction form
   16,825.23/23,217.89 = 10,109.61/x
3. Step 3: Cross multiply
   16,825.23x = 23,217.89 × 10,109.61
4. Step 4: Simplify right side
   16,825.23x = 234,723,762.37
5. Step 5: Solve for x
   x = 234,723,762.37/16,825.23
6. Step 6: Final answer
   x = 13,950.70