Finding the Fourth Proportional to 10,965.77, 16,446.83 and 3,944.36

Step by Step Solution

1. Step 1: Write the proportion equation
   10,965.77 : 16,446.83 = 3,944.36 : x
2. Step 2: Convert to fraction form
   10,965.77/16,446.83 = 3,944.36/x
3. Step 3: Cross multiply
   10,965.77x = 16,446.83 × 3,944.36
4. Step 4: Simplify right side
   10,965.77x = 64,872,218.38
5. Step 5: Solve for x
   x = 64,872,218.38/10,965.77
6. Step 6: Final answer
   x = 5,915.88