Finding the Third Proportional to 43.25 and 64.25

Step by Step Solution

1. Step 1: Write the proportion equation
   43.25 : 64.25 = 64.25 : x
2. Step 2: Convert to fraction form
   43.25/64.25 = 64.25/x
3. Step 3: Cross multiply
   43.25x = 64.25 × 64.25
4. Step 4: Simplify right side
   43.25x = 4,128.06
5. Step 5: Solve for x
   x = 4,128.06/43.25
6. Step 6: Final answer
   x = 95.45