Finding the Fourth Proportional to 23,082.38, 31,853.59 and 12,471.99

Step by Step Solution

1. Step 1: Write the proportion equation
   23,082.38 : 31,853.59 = 12,471.99 : x
2. Step 2: Convert to fraction form
   23,082.38/31,853.59 = 12,471.99/x
3. Step 3: Cross multiply
   23,082.38x = 31,853.59 × 12,471.99
4. Step 4: Simplify right side
   23,082.38x = 397,277,505.31
5. Step 5: Solve for x
   x = 397,277,505.31/23,082.38
6. Step 6: Final answer
   x = 17,211.29