Finding the Fourth Proportional to 23,174.83, 31,982.90 and 13,103.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,174.83 : 31,982.90 = 13,103.37 : x
2. Step 2: Convert to fraction form
   23,174.83/31,982.90 = 13,103.37/x
3. Step 3: Cross multiply
   23,174.83x = 31,982.90 × 13,103.37
4. Step 4: Simplify right side
   23,174.83x = 419,083,612.46
5. Step 5: Solve for x
   x = 419,083,612.46/23,174.83
6. Step 6: Final answer
   x = 18,083.57