Finding the Third Proportional to 689,016 and 1,006,308

Step by Step Solution

1. Step 1: Write the proportion equation
   689,016 : 1,006,308 = 1,006,308 : x
2. Step 2: Convert to fraction form
   689,016/1,006,308 = 1,006,308/x
3. Step 3: Cross multiply
   689,016x = 1,006,308 × 1,006,308
4. Step 4: Simplify right side
   689,016x = 1,012,655,790,864
5. Step 5: Solve for x
   x = 1,012,655,790,864/689,016
6. Step 6: Final answer
   x = 1,469,713.03