Finding the Fourth Proportional to 3,941.41, 5,433.49 and 3,100.65

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941.41 : 5,433.49 = 3,100.65 : x
2. Step 2: Convert to fraction form
   3,941.41/5,433.49 = 3,100.65/x
3. Step 3: Cross multiply
   3,941.41x = 5,433.49 × 3,100.65
4. Step 4: Simplify right side
   3,941.41x = 16,847,338.89
5. Step 5: Solve for x
   x = 16,847,338.89/3,941.41
6. Step 6: Final answer
   x = 4,274.45