Finding the Fourth Proportional to 6,728.15, 9,284.72 and 3,744.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,728.15 : 9,284.72 = 3,744.02 : x
2. Step 2: Convert to fraction form
   6,728.15/9,284.72 = 3,744.02/x
3. Step 3: Cross multiply
   6,728.15x = 9,284.72 × 3,744.02
4. Step 4: Simplify right side
   6,728.15x = 34,762,181.87
5. Step 5: Solve for x
   x = 34,762,181.87/6,728.15
6. Step 6: Final answer
   x = 5,166.68