Finding the Third Proportional to 9,403.31 and 20,448.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,403.31 : 20,448.56 = 20,448.56 : x
2. Step 2: Convert to fraction form
   9,403.31/20,448.56 = 20,448.56/x
3. Step 3: Cross multiply
   9,403.31x = 20,448.56 × 20,448.56
4. Step 4: Simplify right side
   9,403.31x = 418,143,708.32
5. Step 5: Solve for x
   x = 418,143,708.32/9,403.31
6. Step 6: Final answer
   x = 44,467.70