Finding the Fourth Proportional to 12,371.05, 17,074.07 and 9,205.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,371.05 : 17,074.07 = 9,205.37 : x
2. Step 2: Convert to fraction form
   12,371.05/17,074.07 = 9,205.37/x
3. Step 3: Cross multiply
   12,371.05x = 17,074.07 × 9,205.37
4. Step 4: Simplify right side
   12,371.05x = 157,173,131.76
5. Step 5: Solve for x
   x = 157,173,131.76/12,371.05
6. Step 6: Final answer
   x = 12,704.91