Finding the Third Proportional to 1,922,940 and 2,989,305

Step by Step Solution

1. Step 1: Write the proportion equation
   1,922,940 : 2,989,305 = 2,989,305 : x
2. Step 2: Convert to fraction form
   1,922,940/2,989,305 = 2,989,305/x
3. Step 3: Cross multiply
   1,922,940x = 2,989,305 × 2,989,305
4. Step 4: Simplify right side
   1,922,940x = 8,935,944,383,025
5. Step 5: Solve for x
   x = 8,935,944,383,025/1,922,940
6. Step 6: Final answer
   x = 4,647,021.95