Finding the Third Proportional to 1,422,792 and 2,170,323

Step by Step Solution

1. Step 1: Write the proportion equation
   1,422,792 : 2,170,323 = 2,170,323 : x
2. Step 2: Convert to fraction form
   1,422,792/2,170,323 = 2,170,323/x
3. Step 3: Cross multiply
   1,422,792x = 2,170,323 × 2,170,323
4. Step 4: Simplify right side
   1,422,792x = 4,710,301,924,329
5. Step 5: Solve for x
   x = 4,710,301,924,329/1,422,792
6. Step 6: Final answer
   x = 3,310,604.73