Finding the Fourth Proportional to 3,981.87, 5,963.54 and 3,843.45

Step by Step Solution

1. Step 1: Write the proportion equation
   3,981.87 : 5,963.54 = 3,843.45 : x
2. Step 2: Convert to fraction form
   3,981.87/5,963.54 = 3,843.45/x
3. Step 3: Cross multiply
   3,981.87x = 5,963.54 × 3,843.45
4. Step 4: Simplify right side
   3,981.87x = 22,920,548.60
5. Step 5: Solve for x
   x = 22,920,548.60/3,981.87
6. Step 6: Final answer
   x = 5,756.23