Finding the Third Proportional to 19,949.25 and 40,809.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,949.25 : 40,809.75 = 40,809.75 : x
2. Step 2: Convert to fraction form
   19,949.25/40,809.75 = 40,809.75/x
3. Step 3: Cross multiply
   19,949.25x = 40,809.75 × 40,809.75
4. Step 4: Simplify right side
   19,949.25x = 1,665,435,695.06
5. Step 5: Solve for x
   x = 1,665,435,695.06/19,949.25
6. Step 6: Final answer
   x = 83,483.62