Finding the Fourth Proportional to 10,964.78, 16,447.31 and 3,569.27

Step by Step Solution

1. Step 1: Write the proportion equation
   10,964.78 : 16,447.31 = 3,569.27 : x
2. Step 2: Convert to fraction form
   10,964.78/16,447.31 = 3,569.27/x
3. Step 3: Cross multiply
   10,964.78x = 16,447.31 × 3,569.27
4. Step 4: Simplify right side
   10,964.78x = 58,704,890.16
5. Step 5: Solve for x
   x = 58,704,890.16/10,964.78
6. Step 6: Final answer
   x = 5,353.95