Finding the Fourth Proportional to 6,643.89, 9,968.27 and 3,354.53

Step by Step Solution

1. Step 1: Write the proportion equation
   6,643.89 : 9,968.27 = 3,354.53 : x
2. Step 2: Convert to fraction form
   6,643.89/9,968.27 = 3,354.53/x
3. Step 3: Cross multiply
   6,643.89x = 9,968.27 × 3,354.53
4. Step 4: Simplify right side
   6,643.89x = 33,438,794.15
5. Step 5: Solve for x
   x = 33,438,794.15/6,643.89
6. Step 6: Final answer
   x = 5,033.01