Finding the Third Proportional to 41,722.25 and 64,644.88

Step by Step Solution

1. Step 1: Write the proportion equation
   41,722.25 : 64,644.88 = 64,644.88 : x
2. Step 2: Convert to fraction form
   41,722.25/64,644.88 = 64,644.88/x
3. Step 3: Cross multiply
   41,722.25x = 64,644.88 × 64,644.88
4. Step 4: Simplify right side
   41,722.25x = 4,178,959,863.77
5. Step 5: Solve for x
   x = 4,178,959,863.77/41,722.25
6. Step 6: Final answer
   x = 100,161.42