Finding the Third Proportional to 1,205,874 and 1,919,510

Step by Step Solution

1. Step 1: Write the proportion equation
   1,205,874 : 1,919,510 = 1,919,510 : x
2. Step 2: Convert to fraction form
   1,205,874/1,919,510 = 1,919,510/x
3. Step 3: Cross multiply
   1,205,874x = 1,919,510 × 1,919,510
4. Step 4: Simplify right side
   1,205,874x = 3,684,518,640,100
5. Step 5: Solve for x
   x = 3,684,518,640,100/1,205,874
6. Step 6: Final answer
   x = 3,055,475.65