Finding the Fourth Proportional to 11,692.72, 17,519.24 and 7,066

Step by Step Solution

1. Step 1: Write the proportion equation
   11,692.72 : 17,519.24 = 7,066 : x
2. Step 2: Convert to fraction form
   11,692.72/17,519.24 = 7,066/x
3. Step 3: Cross multiply
   11,692.72x = 17,519.24 × 7,066
4. Step 4: Simplify right side
   11,692.72x = 123,790,949.84
5. Step 5: Solve for x
   x = 123,790,949.84/11,692.72
6. Step 6: Final answer
   x = 10,587.01