Finding the Third Proportional to 689,110 and 1,106,306

Step by Step Solution

1. Step 1: Write the proportion equation
   689,110 : 1,106,306 = 1,106,306 : x
2. Step 2: Convert to fraction form
   689,110/1,106,306 = 1,106,306/x
3. Step 3: Cross multiply
   689,110x = 1,106,306 × 1,106,306
4. Step 4: Simplify right side
   689,110x = 1,223,912,965,636
5. Step 5: Solve for x
   x = 1,223,912,965,636/689,110
6. Step 6: Final answer
   x = 1,776,077.79