Finding the Third Proportional to 4,214,436 and 8,930,424

Step by Step Solution

1. Step 1: Write the proportion equation
   4,214,436 : 8,930,424 = 8,930,424 : x
2. Step 2: Convert to fraction form
   4,214,436/8,930,424 = 8,930,424/x
3. Step 3: Cross multiply
   4,214,436x = 8,930,424 × 8,930,424
4. Step 4: Simplify right side
   4,214,436x = 79,752,472,819,776
5. Step 5: Solve for x
   x = 79,752,472,819,776/4,214,436
6. Step 6: Final answer
   x = 18,923,640.75