Finding the Fourth Proportional to 3,981.78, 5,967.02 and 2,933.54

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981.78 : 5,967.02 = 2,933.54 : x
2. Step 2: Convert to fraction form
   3,981.78/5,967.02 = 2,933.54/x
3. Step 3: Cross multiply
   3,981.78x = 5,967.02 × 2,933.54
4. Step 4: Simplify right side
   3,981.78x = 17,504,492.01
5. Step 5: Solve for x
   x = 17,504,492.01/3,981.78
6. Step 6: Final answer
   x = 4,396.14