Finding the Third Proportional to 812,520 and 1,760,628

Step by Step Solution

1. Step 1: Write the proportion equation
   812,520 : 1,760,628 = 1,760,628 : x
2. Step 2: Convert to fraction form
   812,520/1,760,628 = 1,760,628/x
3. Step 3: Cross multiply
   812,520x = 1,760,628 × 1,760,628
4. Step 4: Simplify right side
   812,520x = 3,099,810,954,384
5. Step 5: Solve for x
   x = 3,099,810,954,384/812,520
6. Step 6: Final answer
   x = 3,815,058.03