Finding the Fourth Proportional to 12,649.50, 17,456.58 and 7,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,649.50 : 17,456.58 = 7,060.50 : x
2. Step 2: Convert to fraction form
   12,649.50/17,456.58 = 7,060.50/x
3. Step 3: Cross multiply
   12,649.50x = 17,456.58 × 7,060.50
4. Step 4: Simplify right side
   12,649.50x = 123,252,183.09
5. Step 5: Solve for x
   x = 123,252,183.09/12,649.50
6. Step 6: Final answer
   x = 9,743.64