Finding the Third Proportional to 18,443.25 and 28,388.25

Step by Step Solution

1. Step 1: Write the proportion equation
   18,443.25 : 28,388.25 = 28,388.25 : x
2. Step 2: Convert to fraction form
   18,443.25/28,388.25 = 28,388.25/x
3. Step 3: Cross multiply
   18,443.25x = 28,388.25 × 28,388.25
4. Step 4: Simplify right side
   18,443.25x = 805,892,738.06
5. Step 5: Solve for x
   x = 805,892,738.06/18,443.25
6. Step 6: Final answer
   x = 43,695.81