Finding the Third Proportional to 19,724.63 and 27,744.19

Step by Step Solution

1. Step 1: Write the proportion equation
   19,724.63 : 27,744.19 = 27,744.19 : x
2. Step 2: Convert to fraction form
   19,724.63/27,744.19 = 27,744.19/x
3. Step 3: Cross multiply
   19,724.63x = 27,744.19 × 27,744.19
4. Step 4: Simplify right side
   19,724.63x = 769,739,940.04
5. Step 5: Solve for x
   x = 769,739,940.04/19,724.63
6. Step 6: Final answer
   x = 39,024.31