Finding the Fourth Proportional to 6,687.37, 9,228.72 and 3,662.77

Step by Step Solution

1. Step 1: Write the proportion equation
   6,687.37 : 9,228.72 = 3,662.77 : x
2. Step 2: Convert to fraction form
   6,687.37/9,228.72 = 3,662.77/x
3. Step 3: Cross multiply
   6,687.37x = 9,228.72 × 3,662.77
4. Step 4: Simplify right side
   6,687.37x = 33,802,678.75
5. Step 5: Solve for x
   x = 33,802,678.75/6,687.37
6. Step 6: Final answer
   x = 5,054.70