Finding the Fourth Proportional to 41,995.69, 62,971.89 and 12,409.68

Step by Step Solution

1. Step 1: Write the proportion equation
   41,995.69 : 62,971.89 = 12,409.68 : x
2. Step 2: Convert to fraction form
   41,995.69/62,971.89 = 12,409.68/x
3. Step 3: Cross multiply
   41,995.69x = 62,971.89 × 12,409.68
4. Step 4: Simplify right side
   41,995.69x = 781,461,003.90
5. Step 5: Solve for x
   x = 781,461,003.90/41,995.69
6. Step 6: Final answer
   x = 18,608.12