Finding the Third Proportional to 9,397.27 and 20,870.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,397.27 : 20,870.47 = 20,870.47 : x
2. Step 2: Convert to fraction form
   9,397.27/20,870.47 = 20,870.47/x
3. Step 3: Cross multiply
   9,397.27x = 20,870.47 × 20,870.47
4. Step 4: Simplify right side
   9,397.27x = 435,576,628.90
5. Step 5: Solve for x
   x = 435,576,628.90/9,397.27
6. Step 6: Final answer
   x = 46,351.42