Finding the Third Proportional to 1,790,640 and 2,776,734

Step by Step Solution

1. Step 1: Write the proportion equation
   1,790,640 : 2,776,734 = 2,776,734 : x
2. Step 2: Convert to fraction form
   1,790,640/2,776,734 = 2,776,734/x
3. Step 3: Cross multiply
   1,790,640x = 2,776,734 × 2,776,734
4. Step 4: Simplify right side
   1,790,640x = 7,710,251,706,756
5. Step 5: Solve for x
   x = 7,710,251,706,756/1,790,640
6. Step 6: Final answer
   x = 4,305,863.66