Finding the Fourth Proportional to 23,105.31, 31,885.14 and 13,033.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,105.31 : 31,885.14 = 13,033.83 : x
2. Step 2: Convert to fraction form
   23,105.31/31,885.14 = 13,033.83/x
3. Step 3: Cross multiply
   23,105.31x = 31,885.14 × 13,033.83
4. Step 4: Simplify right side
   23,105.31x = 415,585,494.29
5. Step 5: Solve for x
   x = 415,585,494.29/23,105.31
6. Step 6: Final answer
   x = 17,986.58