Finding the Fourth Proportional to 12,372.30, 17,072.46 and 7,067.01

Step by Step Solution

1. Step 1: Write the proportion equation
   12,372.30 : 17,072.46 = 7,067.01 : x
2. Step 2: Convert to fraction form
   12,372.30/17,072.46 = 7,067.01/x
3. Step 3: Cross multiply
   12,372.30x = 17,072.46 × 7,067.01
4. Step 4: Simplify right side
   12,372.30x = 120,651,245.54
5. Step 5: Solve for x
   x = 120,651,245.54/12,372.30
6. Step 6: Final answer
   x = 9,751.72