Finding the Third Proportional to 1,631,612 and 3,499,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631,612 : 3,499,408 = 3,499,408 : x
2. Step 2: Convert to fraction form
   1,631,612/3,499,408 = 3,499,408/x
3. Step 3: Cross multiply
   1,631,612x = 3,499,408 × 3,499,408
4. Step 4: Simplify right side
   1,631,612x = 12,245,856,350,464
5. Step 5: Solve for x
   x = 12,245,856,350,464/1,631,612
6. Step 6: Final answer
   x = 7,505,372.82