Finding the Third Proportional to 819,466 and 1,788,364

Step by Step Solution

1. Step 1: Write the proportion equation
   819,466 : 1,788,364 = 1,788,364 : x
2. Step 2: Convert to fraction form
   819,466/1,788,364 = 1,788,364/x
3. Step 3: Cross multiply
   819,466x = 1,788,364 × 1,788,364
4. Step 4: Simplify right side
   819,466x = 3,198,245,796,496
5. Step 5: Solve for x
   x = 3,198,245,796,496/819,466
6. Step 6: Final answer
   x = 3,902,841.36