Finding the Fourth Proportional to 10,955.09, 16,433.21 and 3,559.01

Step by Step Solution

1. Step 1: Write the proportion equation
   10,955.09 : 16,433.21 = 3,559.01 : x
2. Step 2: Convert to fraction form
   10,955.09/16,433.21 = 3,559.01/x
3. Step 3: Cross multiply
   10,955.09x = 16,433.21 × 3,559.01
4. Step 4: Simplify right side
   10,955.09x = 58,485,885.45
5. Step 5: Solve for x
   x = 58,485,885.45/10,955.09
6. Step 6: Final answer
   x = 5,338.69