Finding the Third Proportional to 1,494,490 and 2,379,189

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494,490 : 2,379,189 = 2,379,189 : x
2. Step 2: Convert to fraction form
   1,494,490/2,379,189 = 2,379,189/x
3. Step 3: Cross multiply
   1,494,490x = 2,379,189 × 2,379,189
4. Step 4: Simplify right side
   1,494,490x = 5,660,540,297,721
5. Step 5: Solve for x
   x = 5,660,540,297,721/1,494,490
6. Step 6: Final answer
   x = 3,787,606.67