Finding the Third Proportional to 810,672 and 1,759,799

Step by Step Solution

1. Step 1: Write the proportion equation
   810,672 : 1,759,799 = 1,759,799 : x
2. Step 2: Convert to fraction form
   810,672/1,759,799 = 1,759,799/x
3. Step 3: Cross multiply
   810,672x = 1,759,799 × 1,759,799
4. Step 4: Simplify right side
   810,672x = 3,096,892,520,401
5. Step 5: Solve for x
   x = 3,096,892,520,401/810,672
6. Step 6: Final answer
   x = 3,820,154.79