Finding the Fourth Proportional to 11,662.28, 16,093.88 and 6,357.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,662.28 : 16,093.88 = 6,357.05 : x
2. Step 2: Convert to fraction form
   11,662.28/16,093.88 = 6,357.05/x
3. Step 3: Cross multiply
   11,662.28x = 16,093.88 × 6,357.05
4. Step 4: Simplify right side
   11,662.28x = 102,309,487.60
5. Step 5: Solve for x
   x = 102,309,487.60/11,662.28
6. Step 6: Final answer
   x = 8,772.69