Finding the Fourth Proportional to 11,361.02, 17,049.31 and 3,965.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,361.02 : 17,049.31 = 3,965.47 : x
2. Step 2: Convert to fraction form
   11,361.02/17,049.31 = 3,965.47/x
3. Step 3: Cross multiply
   11,361.02x = 17,049.31 × 3,965.47
4. Step 4: Simplify right side
   11,361.02x = 67,608,507.50
5. Step 5: Solve for x
   x = 67,608,507.50/11,361.02
6. Step 6: Final answer
   x = 5,950.92