Finding the Fourth Proportional to 12,373.61, 17,073.72 and 7,067.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,373.61 : 17,073.72 = 7,067.30 : x
2. Step 2: Convert to fraction form
   12,373.61/17,073.72 = 7,067.30/x
3. Step 3: Cross multiply
   12,373.61x = 17,073.72 × 7,067.30
4. Step 4: Simplify right side
   12,373.61x = 120,665,101.36
5. Step 5: Solve for x
   x = 120,665,101.36/12,373.61
6. Step 6: Final answer
   x = 9,751.81