Finding the Fourth Proportional to 41,979, 57,931.02 and 23,116.08

Step by Step Solution

1. Step 1: Write the proportion equation
   41,979 : 57,931.02 = 23,116.08 : x
2. Step 2: Convert to fraction form
   41,979/57,931.02 = 23,116.08/x
3. Step 3: Cross multiply
   41,979x = 57,931.02 × 23,116.08
4. Step 4: Simplify right side
   41,979x = 1,339,138,092.80
5. Step 5: Solve for x
   x = 1,339,138,092.80/41,979
6. Step 6: Final answer
   x = 31,900.19