Finding the Fourth Proportional to 10,968.35, 16,448.69 and 3,571.43

Step by Step Solution

1. Step 1: Write the proportion equation
   10,968.35 : 16,448.69 = 3,571.43 : x
2. Step 2: Convert to fraction form
   10,968.35/16,448.69 = 3,571.43/x
3. Step 3: Cross multiply
   10,968.35x = 16,448.69 × 3,571.43
4. Step 4: Simplify right side
   10,968.35x = 58,745,271.61
5. Step 5: Solve for x
   x = 58,745,271.61/10,968.35
6. Step 6: Final answer
   x = 5,355.89