Finding the Third Proportional to 1,340,640 and 2,922,282

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,640 : 2,922,282 = 2,922,282 : x
2. Step 2: Convert to fraction form
   1,340,640/2,922,282 = 2,922,282/x
3. Step 3: Cross multiply
   1,340,640x = 2,922,282 × 2,922,282
4. Step 4: Simplify right side
   1,340,640x = 8,539,732,087,524
5. Step 5: Solve for x
   x = 8,539,732,087,524/1,340,640
6. Step 6: Final answer
   x = 6,369,892.06