Finding the Third Proportional to 1,993,417 and 2,989,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,993,417 : 2,989,510 = 2,989,510 : x
2. Step 2: Convert to fraction form
   1,993,417/2,989,510 = 2,989,510/x
3. Step 3: Cross multiply
   1,993,417x = 2,989,510 × 2,989,510
4. Step 4: Simplify right side
   1,993,417x = 8,937,170,040,100
5. Step 5: Solve for x
   x = 8,937,170,040,100/1,993,417
6. Step 6: Final answer
   x = 4,483,341.94