Finding the Fourth Proportional to 41,408.72, 62,111.71 and 13,330.37

Step by Step Solution

1. Step 1: Write the proportion equation
   41,408.72 : 62,111.71 = 13,330.37 : x
2. Step 2: Convert to fraction form
   41,408.72/62,111.71 = 13,330.37/x
3. Step 3: Cross multiply
   41,408.72x = 62,111.71 × 13,330.37
4. Step 4: Simplify right side
   41,408.72x = 827,972,247.57
5. Step 5: Solve for x
   x = 827,972,247.57/41,408.72
6. Step 6: Final answer
   x = 19,995.12