Finding the Fourth Proportional to 3,984.53, 5,483.46 and 3,881.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,984.53 : 5,483.46 = 3,881.55 : x
2. Step 2: Convert to fraction form
   3,984.53/5,483.46 = 3,881.55/x
3. Step 3: Cross multiply
   3,984.53x = 5,483.46 × 3,881.55
4. Step 4: Simplify right side
   3,984.53x = 21,284,359.28
5. Step 5: Solve for x
   x = 21,284,359.28/3,984.53
6. Step 6: Final answer
   x = 5,341.76