Finding the Third Proportional to 624,824 and 1,362,724

Step by Step Solution

1. Step 1: Write the proportion equation
   624,824 : 1,362,724 = 1,362,724 : x
2. Step 2: Convert to fraction form
   624,824/1,362,724 = 1,362,724/x
3. Step 3: Cross multiply
   624,824x = 1,362,724 × 1,362,724
4. Step 4: Simplify right side
   624,824x = 1,857,016,700,176
5. Step 5: Solve for x
   x = 1,857,016,700,176/624,824
6. Step 6: Final answer
   x = 2,972,063.65