Finding the Third Proportional to 628,824 and 1,357,704

Step by Step Solution

1. Step 1: Write the proportion equation
   628,824 : 1,357,704 = 1,357,704 : x
2. Step 2: Convert to fraction form
   628,824/1,357,704 = 1,357,704/x
3. Step 3: Cross multiply
   628,824x = 1,357,704 × 1,357,704
4. Step 4: Simplify right side
   628,824x = 1,843,360,151,616
5. Step 5: Solve for x
   x = 1,843,360,151,616/628,824
6. Step 6: Final answer
   x = 2,931,440.52