Finding the Third Proportional to 9,767.25 and 21,107.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,767.25 : 21,107.25 = 21,107.25 : x
2. Step 2: Convert to fraction form
   9,767.25/21,107.25 = 21,107.25/x
3. Step 3: Cross multiply
   9,767.25x = 21,107.25 × 21,107.25
4. Step 4: Simplify right side
   9,767.25x = 445,516,002.56
5. Step 5: Solve for x
   x = 445,516,002.56/9,767.25
6. Step 6: Final answer
   x = 45,613.25