Finding the Fourth Proportional to 12,369.96, 17,067.78 and 7,063.08

Step by Step Solution

1. Step 1: Write the proportion equation
   12,369.96 : 17,067.78 = 7,063.08 : x
2. Step 2: Convert to fraction form
   12,369.96/17,067.78 = 7,063.08/x
3. Step 3: Cross multiply
   12,369.96x = 17,067.78 × 7,063.08
4. Step 4: Simplify right side
   12,369.96x = 120,551,095.56
5. Step 5: Solve for x
   x = 120,551,095.56/12,369.96
6. Step 6: Final answer
   x = 9,745.47