Finding the Third Proportional to 18,456.05 and 28,632.09

Step by Step Solution

1. Step 1: Write the proportion equation
   18,456.05 : 28,632.09 = 28,632.09 : x
2. Step 2: Convert to fraction form
   18,456.05/28,632.09 = 28,632.09/x
3. Step 3: Cross multiply
   18,456.05x = 28,632.09 × 28,632.09
4. Step 4: Simplify right side
   18,456.05x = 819,796,792.51
5. Step 5: Solve for x
   x = 819,796,792.51/18,456.05
6. Step 6: Final answer
   x = 44,418.87