Finding the Fourth Proportional to 11,067.42, 16,566.23 and 7,113.37

Step by Step Solution

1. Step 1: Write the proportion equation
   11,067.42 : 16,566.23 = 7,113.37 : x
2. Step 2: Convert to fraction form
   11,067.42/16,566.23 = 7,113.37/x
3. Step 3: Cross multiply
   11,067.42x = 16,566.23 × 7,113.37
4. Step 4: Simplify right side
   11,067.42x = 117,841,723.50
5. Step 5: Solve for x
   x = 117,841,723.50/11,067.42
6. Step 6: Final answer
   x = 10,647.62