Finding the Fourth Proportional to 12,392.62, 17,096.22 and 7,357.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,392.62 : 17,096.22 = 7,357.05 : x
2. Step 2: Convert to fraction form
   12,392.62/17,096.22 = 7,357.05/x
3. Step 3: Cross multiply
   12,392.62x = 17,096.22 × 7,357.05
4. Step 4: Simplify right side
   12,392.62x = 125,777,745.35
5. Step 5: Solve for x
   x = 125,777,745.35/12,392.62
6. Step 6: Final answer
   x = 10,149.41