Finding the Fourth Proportional to 10,839.49, 16,254.64 and 3,441.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,839.49 : 16,254.64 = 3,441.96 : x
2. Step 2: Convert to fraction form
   10,839.49/16,254.64 = 3,441.96/x
3. Step 3: Cross multiply
   10,839.49x = 16,254.64 × 3,441.96
4. Step 4: Simplify right side
   10,839.49x = 55,947,820.69
5. Step 5: Solve for x
   x = 55,947,820.69/10,839.49
6. Step 6: Final answer
   x = 5,161.48