Finding the Fourth Proportional to 41,693.16, 62,540.72 and 12,111.24

Step by Step Solution

1. Step 1: Write the proportion equation
   41,693.16 : 62,540.72 = 12,111.24 : x
2. Step 2: Convert to fraction form
   41,693.16/62,540.72 = 12,111.24/x
3. Step 3: Cross multiply
   41,693.16x = 62,540.72 × 12,111.24
4. Step 4: Simplify right side
   41,693.16x = 757,445,669.69
5. Step 5: Solve for x
   x = 757,445,669.69/41,693.16
6. Step 6: Final answer
   x = 18,167.14