Finding the Third Proportional to 7,661.25 and 10,064.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,661.25 : 10,064.25 = 10,064.25 : x
2. Step 2: Convert to fraction form
   7,661.25/10,064.25 = 10,064.25/x
3. Step 3: Cross multiply
   7,661.25x = 10,064.25 × 10,064.25
4. Step 4: Simplify right side
   7,661.25x = 101,289,128.06
5. Step 5: Solve for x
   x = 101,289,128.06/7,661.25
6. Step 6: Final answer
   x = 13,220.97