Finding the Fourth Proportional to 41,731.98, 57,600.78 and 25,807.12

Step by Step Solution

1. Step 1: Write the proportion equation
   41,731.98 : 57,600.78 = 25,807.12 : x
2. Step 2: Convert to fraction form
   41,731.98/57,600.78 = 25,807.12/x
3. Step 3: Cross multiply
   41,731.98x = 57,600.78 × 25,807.12
4. Step 4: Simplify right side
   41,731.98x = 1,486,510,241.55
5. Step 5: Solve for x
   x = 1,486,510,241.55/41,731.98
6. Step 6: Final answer
   x = 35,620.41