Finding the Third Proportional to 690,150 and 1,413,766

Step by Step Solution

1. Step 1: Write the proportion equation
   690,150 : 1,413,766 = 1,413,766 : x
2. Step 2: Convert to fraction form
   690,150/1,413,766 = 1,413,766/x
3. Step 3: Cross multiply
   690,150x = 1,413,766 × 1,413,766
4. Step 4: Simplify right side
   690,150x = 1,998,734,302,756
5. Step 5: Solve for x
   x = 1,998,734,302,756/690,150
6. Step 6: Final answer
   x = 2,896,086.80