Finding the Third Proportional to 1,244,640 and 1,922,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,244,640 : 1,922,240 = 1,922,240 : x
2. Step 2: Convert to fraction form
   1,244,640/1,922,240 = 1,922,240/x
3. Step 3: Cross multiply
   1,244,640x = 1,922,240 × 1,922,240
4. Step 4: Simplify right side
   1,244,640x = 3,695,006,617,600
5. Step 5: Solve for x
   x = 3,695,006,617,600/1,244,640
6. Step 6: Final answer
   x = 2,968,735.23