Finding the Third Proportional to 1,421,784 and 3,003,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,784 : 3,003,408 = 3,003,408 : x
2. Step 2: Convert to fraction form
   1,421,784/3,003,408 = 3,003,408/x
3. Step 3: Cross multiply
   1,421,784x = 3,003,408 × 3,003,408
4. Step 4: Simplify right side
   1,421,784x = 9,020,459,614,464
5. Step 5: Solve for x
   x = 9,020,459,614,464/1,421,784
6. Step 6: Final answer
   x = 6,344,465.55