Finding the Fourth Proportional to 23,020.43, 31,768.02 and 13,084.43

Step by Step Solution

1. Step 1: Write the proportion equation
   23,020.43 : 31,768.02 = 13,084.43 : x
2. Step 2: Convert to fraction form
   23,020.43/31,768.02 = 13,084.43/x
3. Step 3: Cross multiply
   23,020.43x = 31,768.02 × 13,084.43
4. Step 4: Simplify right side
   23,020.43x = 415,666,433.93
5. Step 5: Solve for x
   x = 415,666,433.93/23,020.43
6. Step 6: Final answer
   x = 18,056.41