Finding the Third Proportional to 442,824 and 704,963.25

Step by Step Solution

1. Step 1: Write the proportion equation
   442,824 : 704,963.25 = 704,963.25 : x
2. Step 2: Convert to fraction form
   442,824/704,963.25 = 704,963.25/x
3. Step 3: Cross multiply
   442,824x = 704,963.25 × 704,963.25
4. Step 4: Simplify right side
   442,824x = 496,973,183,850.56
5. Step 5: Solve for x
   x = 496,973,183,850.56/442,824
6. Step 6: Final answer
   x = 1,122,281.50