Finding the Third Proportional to 10,361.25 and 21,269.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,361.25 : 21,269.25 = 21,269.25 : x
2. Step 2: Convert to fraction form
   10,361.25/21,269.25 = 21,269.25/x
3. Step 3: Cross multiply
   10,361.25x = 21,269.25 × 21,269.25
4. Step 4: Simplify right side
   10,361.25x = 452,380,995.56
5. Step 5: Solve for x
   x = 452,380,995.56/10,361.25
6. Step 6: Final answer
   x = 43,660.85