Finding the Fourth Proportional to 6,662.52, 9,211.81 and 6,557.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,662.52 : 9,211.81 = 6,557.27 : x
2. Step 2: Convert to fraction form
   6,662.52/9,211.81 = 6,557.27/x
3. Step 3: Cross multiply
   6,662.52x = 9,211.81 × 6,557.27
4. Step 4: Simplify right side
   6,662.52x = 60,404,327.02
5. Step 5: Solve for x
   x = 60,404,327.02/6,662.52
6. Step 6: Final answer
   x = 9,066.29