Finding the Fourth Proportional to 10,797.78, 16,198.29 and 3,401.47

Step by Step Solution

1. Step 1: Write the proportion equation
   10,797.78 : 16,198.29 = 3,401.47 : x
2. Step 2: Convert to fraction form
   10,797.78/16,198.29 = 3,401.47/x
3. Step 3: Cross multiply
   10,797.78x = 16,198.29 × 3,401.47
4. Step 4: Simplify right side
   10,797.78x = 55,097,997.49
5. Step 5: Solve for x
   x = 55,097,997.49/10,797.78
6. Step 6: Final answer
   x = 5,102.72