Finding the Fourth Proportional to 12,732.72, 17,569.12 and 7,067.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,732.72 : 17,569.12 = 7,067.34 : x
2. Step 2: Convert to fraction form
   12,732.72/17,569.12 = 7,067.34/x
3. Step 3: Cross multiply
   12,732.72x = 17,569.12 × 7,067.34
4. Step 4: Simplify right side
   12,732.72x = 124,166,944.54
5. Step 5: Solve for x
   x = 124,166,944.54/12,732.72
6. Step 6: Final answer
   x = 9,751.80