Finding the Third Proportional to 9,161.25 and 19,968.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,161.25 : 19,968.47 = 19,968.47 : x
2. Step 2: Convert to fraction form
   9,161.25/19,968.47 = 19,968.47/x
3. Step 3: Cross multiply
   9,161.25x = 19,968.47 × 19,968.47
4. Step 4: Simplify right side
   9,161.25x = 398,739,744.22
5. Step 5: Solve for x
   x = 398,739,744.22/9,161.25
6. Step 6: Final answer
   x = 43,524.60