Finding the Third Proportional to 3,408,018 and 7,294,776

Step by Step Solution

1. Step 1: Write the proportion equation
   3,408,018 : 7,294,776 = 7,294,776 : x
2. Step 2: Convert to fraction form
   3,408,018/7,294,776 = 7,294,776/x
3. Step 3: Cross multiply
   3,408,018x = 7,294,776 × 7,294,776
4. Step 4: Simplify right side
   3,408,018x = 53,213,756,890,176
5. Step 5: Solve for x
   x = 53,213,756,890,176/3,408,018
6. Step 6: Final answer
   x = 15,614,282.81