Finding the Third Proportional to 4,214,466 and 8,930,472

Step by Step Solution

1. Step 1: Write the proportion equation
   4,214,466 : 8,930,472 = 8,930,472 : x
2. Step 2: Convert to fraction form
   4,214,466/8,930,472 = 8,930,472/x
3. Step 3: Cross multiply
   4,214,466x = 8,930,472 × 8,930,472
4. Step 4: Simplify right side
   4,214,466x = 79,753,330,142,784
5. Step 5: Solve for x
   x = 79,753,330,142,784/4,214,466
6. Step 6: Final answer
   x = 18,923,709.47