Finding the Third Proportional to 810,663 and 1,759,782

Step by Step Solution

1. Step 1: Write the proportion equation
   810,663 : 1,759,782 = 1,759,782 : x
2. Step 2: Convert to fraction form
   810,663/1,759,782 = 1,759,782/x
3. Step 3: Cross multiply
   810,663x = 1,759,782 × 1,759,782
4. Step 4: Simplify right side
   810,663x = 3,096,832,687,524
5. Step 5: Solve for x
   x = 3,096,832,687,524/810,663
6. Step 6: Final answer
   x = 3,820,123.39