Finding the Third Proportional to 1,408,303 and 2,119,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,408,303 : 2,119,191 = 2,119,191 : x
2. Step 2: Convert to fraction form
   1,408,303/2,119,191 = 2,119,191/x
3. Step 3: Cross multiply
   1,408,303x = 2,119,191 × 2,119,191
4. Step 4: Simplify right side
   1,408,303x = 4,490,970,494,481
5. Step 5: Solve for x
   x = 4,490,970,494,481/1,408,303
6. Step 6: Final answer
   x = 3,188,923.47