Finding the Third Proportional to 812,462 and 1,760,518

Step by Step Solution

1. Step 1: Write the proportion equation
   812,462 : 1,760,518 = 1,760,518 : x
2. Step 2: Convert to fraction form
   812,462/1,760,518 = 1,760,518/x
3. Step 3: Cross multiply
   812,462x = 1,760,518 × 1,760,518
4. Step 4: Simplify right side
   812,462x = 3,099,423,628,324
5. Step 5: Solve for x
   x = 3,099,423,628,324/812,462
6. Step 6: Final answer
   x = 3,814,853.65