Finding the Third Proportional to 830,668 and 1,262,422

Step by Step Solution

1. Step 1: Write the proportion equation
   830,668 : 1,262,422 = 1,262,422 : x
2. Step 2: Convert to fraction form
   830,668/1,262,422 = 1,262,422/x
3. Step 3: Cross multiply
   830,668x = 1,262,422 × 1,262,422
4. Step 4: Simplify right side
   830,668x = 1,593,709,306,084
5. Step 5: Solve for x
   x = 1,593,709,306,084/830,668
6. Step 6: Final answer
   x = 1,918,587.58