Finding the Fourth Proportional to 3,961.27, 5,940.15 and 2,112.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,961.27 : 5,940.15 = 2,112.04 : x
2. Step 2: Convert to fraction form
   3,961.27/5,940.15 = 2,112.04/x
3. Step 3: Cross multiply
   3,961.27x = 5,940.15 × 2,112.04
4. Step 4: Simplify right side
   3,961.27x = 12,545,834.41
5. Step 5: Solve for x
   x = 12,545,834.41/3,961.27
6. Step 6: Final answer
   x = 3,167.12