Finding the Fourth Proportional to 41,971.68, 57,918.72 and 23,105.16

Step by Step Solution

1. Step 1: Write the proportion equation
   41,971.68 : 57,918.72 = 23,105.16 : x
2. Step 2: Convert to fraction form
   41,971.68/57,918.72 = 23,105.16/x
3. Step 3: Cross multiply
   41,971.68x = 57,918.72 × 23,105.16
4. Step 4: Simplify right side
   41,971.68x = 1,338,221,292.60
5. Step 5: Solve for x
   x = 1,338,221,292.60/41,971.68
6. Step 6: Final answer
   x = 31,883.91