Finding the Third Proportional to 689,361 and 1,034,771

Step by Step Solution

1. Step 1: Write the proportion equation
   689,361 : 1,034,771 = 1,034,771 : x
2. Step 2: Convert to fraction form
   689,361/1,034,771 = 1,034,771/x
3. Step 3: Cross multiply
   689,361x = 1,034,771 × 1,034,771
4. Step 4: Simplify right side
   689,361x = 1,070,751,022,441
5. Step 5: Solve for x
   x = 1,070,751,022,441/689,361
6. Step 6: Final answer
   x = 1,553,251.52