Finding the Fourth Proportional to 3,981.05, 5,968.46 and 1,788.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981.05 : 5,968.46 = 1,788.24 : x
2. Step 2: Convert to fraction form
   3,981.05/5,968.46 = 1,788.24/x
3. Step 3: Cross multiply
   3,981.05x = 5,968.46 × 1,788.24
4. Step 4: Simplify right side
   3,981.05x = 10,673,038.91
5. Step 5: Solve for x
   x = 10,673,038.91/3,981.05
6. Step 6: Final answer
   x = 2,680.96