Finding the Third Proportional to 21,123,037 and 45,277,661

Step by Step Solution

1. Step 1: Write the proportion equation
   21,123,037 : 45,277,661 = 45,277,661 : x
2. Step 2: Convert to fraction form
   21,123,037/45,277,661 = 45,277,661/x
3. Step 3: Cross multiply
   21,123,037x = 45,277,661 × 45,277,661
4. Step 4: Simplify right side
   21,123,037x = 2,050,066,585,630,921
5. Step 5: Solve for x
   x = 2,050,066,585,630,921/21,123,037
6. Step 6: Final answer
   x = 97,053,590.62