Finding the Third Proportional to 812,018 and 1,786,036

Step by Step Solution

1. Step 1: Write the proportion equation
   812,018 : 1,786,036 = 1,786,036 : x
2. Step 2: Convert to fraction form
   812,018/1,786,036 = 1,786,036/x
3. Step 3: Cross multiply
   812,018x = 1,786,036 × 1,786,036
4. Step 4: Simplify right side
   812,018x = 3,189,924,593,296
5. Step 5: Solve for x
   x = 3,189,924,593,296/812,018
6. Step 6: Final answer
   x = 3,928,391.48