Finding the Third Proportional to 812,463 and 1,760,520

Step by Step Solution

1. Step 1: Write the proportion equation
   812,463 : 1,760,520 = 1,760,520 : x
2. Step 2: Convert to fraction form
   812,463/1,760,520 = 1,760,520/x
3. Step 3: Cross multiply
   812,463x = 1,760,520 × 1,760,520
4. Step 4: Simplify right side
   812,463x = 3,099,430,670,400
5. Step 5: Solve for x
   x = 3,099,430,670,400/812,463
6. Step 6: Final answer
   x = 3,814,857.62