Finding the Fourth Proportional to 3,995.33, 5,981.69 and 2,116.95

Step by Step Solution

1. Step 1: Write the proportion equation
   3,995.33 : 5,981.69 = 2,116.95 : x
2. Step 2: Convert to fraction form
   3,995.33/5,981.69 = 2,116.95/x
3. Step 3: Cross multiply
   3,995.33x = 5,981.69 × 2,116.95
4. Step 4: Simplify right side
   3,995.33x = 12,662,928.06
5. Step 5: Solve for x
   x = 12,662,928.06/3,995.33
6. Step 6: Final answer
   x = 3,169.44