Finding the Fourth Proportional to 10,968.66, 16,454.34 and 3,571.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,968.66 : 16,454.34 = 3,571.12 : x
2. Step 2: Convert to fraction form
   10,968.66/16,454.34 = 3,571.12/x
3. Step 3: Cross multiply
   10,968.66x = 16,454.34 × 3,571.12
4. Step 4: Simplify right side
   10,968.66x = 58,760,422.66
5. Step 5: Solve for x
   x = 58,760,422.66/10,968.66
6. Step 6: Final answer
   x = 5,357.12