Finding the Third Proportional to 675,712 and 1,069,920

Step by Step Solution

1. Step 1: Write the proportion equation
   675,712 : 1,069,920 = 1,069,920 : x
2. Step 2: Convert to fraction form
   675,712/1,069,920 = 1,069,920/x
3. Step 3: Cross multiply
   675,712x = 1,069,920 × 1,069,920
4. Step 4: Simplify right side
   675,712x = 1,144,728,806,400
5. Step 5: Solve for x
   x = 1,144,728,806,400/675,712
6. Step 6: Final answer
   x = 1,694,107.56