Finding the Third Proportional to 1,228,440 and 2,658,096

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,440 : 2,658,096 = 2,658,096 : x
2. Step 2: Convert to fraction form
   1,228,440/2,658,096 = 2,658,096/x
3. Step 3: Cross multiply
   1,228,440x = 2,658,096 × 2,658,096
4. Step 4: Simplify right side
   1,228,440x = 7,065,474,345,216
5. Step 5: Solve for x
   x = 7,065,474,345,216/1,228,440
6. Step 6: Final answer
   x = 5,751,582.78