Finding the Third Proportional to 3,561.75 and 7,609.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,561.75 : 7,609.25 = 7,609.25 : x
2. Step 2: Convert to fraction form
   3,561.75/7,609.25 = 7,609.25/x
3. Step 3: Cross multiply
   3,561.75x = 7,609.25 × 7,609.25
4. Step 4: Simplify right side
   3,561.75x = 57,900,685.56
5. Step 5: Solve for x
   x = 57,900,685.56/3,561.75
6. Step 6: Final answer
   x = 16,256.25