Finding the Fourth Proportional to 3,230.41, 4,839.27 and 2,131.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,230.41 : 4,839.27 = 2,131.42 : x
2. Step 2: Convert to fraction form
   3,230.41/4,839.27 = 2,131.42/x
3. Step 3: Cross multiply
   3,230.41x = 4,839.27 × 2,131.42
4. Step 4: Simplify right side
   3,230.41x = 10,314,516.86
5. Step 5: Solve for x
   x = 10,314,516.86/3,230.41
6. Step 6: Final answer
   x = 3,192.94