Finding the Fourth Proportional to 6,747.50, 10,127.73 and 3,287.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,747.50 : 10,127.73 = 3,287.18 : x
2. Step 2: Convert to fraction form
   6,747.50/10,127.73 = 3,287.18/x
3. Step 3: Cross multiply
   6,747.50x = 10,127.73 × 3,287.18
4. Step 4: Simplify right side
   6,747.50x = 33,291,709.15
5. Step 5: Solve for x
   x = 33,291,709.15/6,747.50
6. Step 6: Final answer
   x = 4,933.93