Finding the Third Proportional to 4,267,408 and 9,267,472

Step by Step Solution

1. Step 1: Write the proportion equation
   4,267,408 : 9,267,472 = 9,267,472 : x
2. Step 2: Convert to fraction form
   4,267,408/9,267,472 = 9,267,472/x
3. Step 3: Cross multiply
   4,267,408x = 9,267,472 × 9,267,472
4. Step 4: Simplify right side
   4,267,408x = 85,886,037,270,784
5. Step 5: Solve for x
   x = 85,886,037,270,784/4,267,408
6. Step 6: Final answer
   x = 20,126,043.09