Finding the Fourth Proportional to 12,650.35, 17,458.43 and 7,345.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,650.35 : 17,458.43 = 7,345.97 : x
2. Step 2: Convert to fraction form
   12,650.35/17,458.43 = 7,345.97/x
3. Step 3: Cross multiply
   12,650.35x = 17,458.43 × 7,345.97
4. Step 4: Simplify right side
   12,650.35x = 128,249,103.03
5. Step 5: Solve for x
   x = 128,249,103.03/12,650.35
6. Step 6: Final answer
   x = 10,137.99