Finding the Third Proportional to 41,617.13 and 64,369.69

Step by Step Solution

1. Step 1: Write the proportion equation
   41,617.13 : 64,369.69 = 64,369.69 : x
2. Step 2: Convert to fraction form
   41,617.13/64,369.69 = 64,369.69/x
3. Step 3: Cross multiply
   41,617.13x = 64,369.69 × 64,369.69
4. Step 4: Simplify right side
   41,617.13x = 4,143,456,668.85
5. Step 5: Solve for x
   x = 4,143,456,668.85/41,617.13
6. Step 6: Final answer
   x = 99,561.34