Finding the Fourth Proportional to 10,880.05, 16,327.37 and 3,954.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,880.05 : 16,327.37 = 3,954.55 : x
2. Step 2: Convert to fraction form
   10,880.05/16,327.37 = 3,954.55/x
3. Step 3: Cross multiply
   10,880.05x = 16,327.37 × 3,954.55
4. Step 4: Simplify right side
   10,880.05x = 64,567,401.03
5. Step 5: Solve for x
   x = 64,567,401.03/10,880.05
6. Step 6: Final answer
   x = 5,934.48