Finding the Third Proportional to 689,359 and 1,034,768

Step by Step Solution

1. Step 1: Write the proportion equation
   689,359 : 1,034,768 = 1,034,768 : x
2. Step 2: Convert to fraction form
   689,359/1,034,768 = 1,034,768/x
3. Step 3: Cross multiply
   689,359x = 1,034,768 × 1,034,768
4. Step 4: Simplify right side
   689,359x = 1,070,744,813,824
5. Step 5: Solve for x
   x = 1,070,744,813,824/689,359
6. Step 6: Final answer
   x = 1,553,247.02