Finding the Third Proportional to 21,123,876 and 44,517,449

Step by Step Solution

1. Step 1: Write the proportion equation
   21,123,876 : 44,517,449 = 44,517,449 : x
2. Step 2: Convert to fraction form
   21,123,876/44,517,449 = 44,517,449/x
3. Step 3: Cross multiply
   21,123,876x = 44,517,449 × 44,517,449
4. Step 4: Simplify right side
   21,123,876x = 1,981,803,265,467,601
5. Step 5: Solve for x
   x = 1,981,803,265,467,601/21,123,876
6. Step 6: Final answer
   x = 93,818,164.12