Finding the Third Proportional to 1,036,923 and 2,156,619

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036,923 : 2,156,619 = 2,156,619 : x
2. Step 2: Convert to fraction form
   1,036,923/2,156,619 = 2,156,619/x
3. Step 3: Cross multiply
   1,036,923x = 2,156,619 × 2,156,619
4. Step 4: Simplify right side
   1,036,923x = 4,651,005,511,161
5. Step 5: Solve for x
   x = 4,651,005,511,161/1,036,923
6. Step 6: Final answer
   x = 4,485,391.40