Finding the Fourth Proportional to 12,659.69, 17,471.04 and 7,625.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,659.69 : 17,471.04 = 7,625.49 : x
2. Step 2: Convert to fraction form
   12,659.69/17,471.04 = 7,625.49/x
3. Step 3: Cross multiply
   12,659.69x = 17,471.04 × 7,625.49
4. Step 4: Simplify right side
   12,659.69x = 133,225,287.87
5. Step 5: Solve for x
   x = 133,225,287.87/12,659.69
6. Step 6: Final answer
   x = 10,523.58