Finding the Third Proportional to 1,115,170 and 1,774,454

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,170 : 1,774,454 = 1,774,454 : x
2. Step 2: Convert to fraction form
   1,115,170/1,774,454 = 1,774,454/x
3. Step 3: Cross multiply
   1,115,170x = 1,774,454 × 1,774,454
4. Step 4: Simplify right side
   1,115,170x = 3,148,686,998,116
5. Step 5: Solve for x
   x = 3,148,686,998,116/1,115,170
6. Step 6: Final answer
   x = 2,823,504.04