Finding the Third Proportional to 9,700,836 and 21,123,934

Step by Step Solution

1. Step 1: Write the proportion equation
   9,700,836 : 21,123,934 = 21,123,934 : x
2. Step 2: Convert to fraction form
   9,700,836/21,123,934 = 21,123,934/x
3. Step 3: Cross multiply
   9,700,836x = 21,123,934 × 21,123,934
4. Step 4: Simplify right side
   9,700,836x = 446,220,587,636,356
5. Step 5: Solve for x
   x = 446,220,587,636,356/9,700,836
6. Step 6: Final answer
   x = 45,998,158.06