Finding the Third Proportional to 1,422,794 and 2,170,326

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,794 : 2,170,326 = 2,170,326 : x
2. Step 2: Convert to fraction form
   1,422,794/2,170,326 = 2,170,326/x
3. Step 3: Cross multiply
   1,422,794x = 2,170,326 × 2,170,326
4. Step 4: Simplify right side
   1,422,794x = 4,710,314,946,276
5. Step 5: Solve for x
   x = 4,710,314,946,276/1,422,794
6. Step 6: Final answer
   x = 3,310,609.23