Finding the Third Proportional to 41,721.75 and 64,562.25

Step by Step Solution

1. Step 1: Write the proportion equation
   41,721.75 : 64,562.25 = 64,562.25 : x
2. Step 2: Convert to fraction form
   41,721.75/64,562.25 = 64,562.25/x
3. Step 3: Cross multiply
   41,721.75x = 64,562.25 × 64,562.25
4. Step 4: Simplify right side
   41,721.75x = 4,168,284,125.06
5. Step 5: Solve for x
   x = 4,168,284,125.06/41,721.75
6. Step 6: Final answer
   x = 99,906.74