Finding the Third Proportional to 814,320 and 1,070,826

Step by Step Solution

1. Step 1: Write the proportion equation
   814,320 : 1,070,826 = 1,070,826 : x
2. Step 2: Convert to fraction form
   814,320/1,070,826 = 1,070,826/x
3. Step 3: Cross multiply
   814,320x = 1,070,826 × 1,070,826
4. Step 4: Simplify right side
   814,320x = 1,146,668,322,276
5. Step 5: Solve for x
   x = 1,146,668,322,276/814,320
6. Step 6: Final answer
   x = 1,408,129.88