Finding the Third Proportional to 819,263 and 1,677,892

Step by Step Solution

1. Step 1: Write the proportion equation
   819,263 : 1,677,892 = 1,677,892 : x
2. Step 2: Convert to fraction form
   819,263/1,677,892 = 1,677,892/x
3. Step 3: Cross multiply
   819,263x = 1,677,892 × 1,677,892
4. Step 4: Simplify right side
   819,263x = 2,815,321,563,664
5. Step 5: Solve for x
   x = 2,815,321,563,664/819,263
6. Step 6: Final answer
   x = 3,436,407.56