Finding the Third Proportional to 1,923,218 and 2,989,767

Step by Step Solution

1. Step 1: Write the proportion equation
   1,923,218 : 2,989,767 = 2,989,767 : x
2. Step 2: Convert to fraction form
   1,923,218/2,989,767 = 2,989,767/x
3. Step 3: Cross multiply
   1,923,218x = 2,989,767 × 2,989,767
4. Step 4: Simplify right side
   1,923,218x = 8,938,706,714,289
5. Step 5: Solve for x
   x = 8,938,706,714,289/1,923,218
6. Step 6: Final answer
   x = 4,647,786.53