Finding the Third Proportional to 819,266 and 1,677,898

Step by Step Solution

1. Step 1: Write the proportion equation
   819,266 : 1,677,898 = 1,677,898 : x
2. Step 2: Convert to fraction form
   819,266/1,677,898 = 1,677,898/x
3. Step 3: Cross multiply
   819,266x = 1,677,898 × 1,677,898
4. Step 4: Simplify right side
   819,266x = 2,815,341,698,404
5. Step 5: Solve for x
   x = 2,815,341,698,404/819,266
6. Step 6: Final answer
   x = 3,436,419.55