Finding the Fourth Proportional to 12,514.37, 17,270.64 and 7,209.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,514.37 : 17,270.64 = 7,209.10 : x
2. Step 2: Convert to fraction form
   12,514.37/17,270.64 = 7,209.10/x
3. Step 3: Cross multiply
   12,514.37x = 17,270.64 × 7,209.10
4. Step 4: Simplify right side
   12,514.37x = 124,505,648.43
5. Step 5: Solve for x
   x = 124,505,648.43/12,514.37
6. Step 6: Final answer
   x = 9,949.01