Finding the Fourth Proportional to 10,969.15, 16,453.88 and 3,573.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,969.15 : 16,453.88 = 3,573.64 : x
2. Step 2: Convert to fraction form
   10,969.15/16,453.88 = 3,573.64/x
3. Step 3: Cross multiply
   10,969.15x = 16,453.88 × 3,573.64
4. Step 4: Simplify right side
   10,969.15x = 58,800,243.72
5. Step 5: Solve for x
   x = 58,800,243.72/10,969.15
6. Step 6: Final answer
   x = 5,360.51