Finding the Fourth Proportional to 23,083.86, 31,855.71 and 12,473.49

Step by Step Solution

1. Step 1: Write the proportion equation
   23,083.86 : 31,855.71 = 12,473.49 : x
2. Step 2: Convert to fraction form
   23,083.86/31,855.71 = 12,473.49/x
3. Step 3: Cross multiply
   23,083.86x = 31,855.71 × 12,473.49
4. Step 4: Simplify right side
   23,083.86x = 397,351,800.49
5. Step 5: Solve for x
   x = 397,351,800.49/23,083.86
6. Step 6: Final answer
   x = 17,213.41