Finding the Third Proportional to 812,797 and 1,786,482

Step by Step Solution

1. Step 1: Write the proportion equation
   812,797 : 1,786,482 = 1,786,482 : x
2. Step 2: Convert to fraction form
   812,797/1,786,482 = 1,786,482/x
3. Step 3: Cross multiply
   812,797x = 1,786,482 × 1,786,482
4. Step 4: Simplify right side
   812,797x = 3,191,517,936,324
5. Step 5: Solve for x
   x = 3,191,517,936,324/812,797
6. Step 6: Final answer
   x = 3,926,586.76