Finding the Fourth Proportional to 3,981.24, 5,980.50 and 3,366.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981.24 : 5,980.50 = 3,366.18 : x
2. Step 2: Convert to fraction form
   3,981.24/5,980.50 = 3,366.18/x
3. Step 3: Cross multiply
   3,981.24x = 5,980.50 × 3,366.18
4. Step 4: Simplify right side
   3,981.24x = 20,131,439.49
5. Step 5: Solve for x
   x = 20,131,439.49/3,981.24
6. Step 6: Final answer
   x = 5,056.58