Finding the Fourth Proportional to 10,766.63, 16,157.85 and 7,067.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,766.63 : 16,157.85 = 7,067.57 : x
2. Step 2: Convert to fraction form
   10,766.63/16,157.85 = 7,067.57/x
3. Step 3: Cross multiply
   10,766.63x = 16,157.85 × 7,067.57
4. Step 4: Simplify right side
   10,766.63x = 114,196,628.63
5. Step 5: Solve for x
   x = 114,196,628.63/10,766.63
6. Step 6: Final answer
   x = 10,606.53