Finding the Fourth Proportional to 41,993.37, 62,993.40 and 13,912.29

Step by Step Solution

1. Step 1: Write the proportion equation
   41,993.37 : 62,993.40 = 13,912.29 : x
2. Step 2: Convert to fraction form
   41,993.37/62,993.40 = 13,912.29/x
3. Step 3: Cross multiply
   41,993.37x = 62,993.40 × 13,912.29
4. Step 4: Simplify right side
   41,993.37x = 876,382,448.89
5. Step 5: Solve for x
   x = 876,382,448.89/41,993.37
6. Step 6: Final answer
   x = 20,869.54