Finding the Third Proportional to 1,340,648 and 2,922,298

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,648 : 2,922,298 = 2,922,298 : x
2. Step 2: Convert to fraction form
   1,340,648/2,922,298 = 2,922,298/x
3. Step 3: Cross multiply
   1,340,648x = 2,922,298 × 2,922,298
4. Step 4: Simplify right side
   1,340,648x = 8,539,825,600,804
5. Step 5: Solve for x
   x = 8,539,825,600,804/1,340,648
6. Step 6: Final answer
   x = 6,369,923.80