Finding the Fourth Proportional to 23,105.38, 31,890.36 and 14,602.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,105.38 : 31,890.36 = 14,602.09 : x
2. Step 2: Convert to fraction form
   23,105.38/31,890.36 = 14,602.09/x
3. Step 3: Cross multiply
   23,105.38x = 31,890.36 × 14,602.09
4. Step 4: Simplify right side
   23,105.38x = 465,665,906.85
5. Step 5: Solve for x
   x = 465,665,906.85/23,105.38
6. Step 6: Final answer
   x = 20,154.00