Finding the Fourth Proportional to 12,372.16, 17,074.76 and 7,067.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.16 : 17,074.76 = 7,067.38 : x
2. Step 2: Convert to fraction form
   12,372.16/17,074.76 = 7,067.38/x
3. Step 3: Cross multiply
   12,372.16x = 17,074.76 × 7,067.38
4. Step 4: Simplify right side
   12,372.16x = 120,673,817.33
5. Step 5: Solve for x
   x = 120,673,817.33/12,372.16
6. Step 6: Final answer
   x = 9,753.66