Finding the Third Proportional to 1,027,406 and 1,636,234

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,406 : 1,636,234 = 1,636,234 : x
2. Step 2: Convert to fraction form
   1,027,406/1,636,234 = 1,636,234/x
3. Step 3: Cross multiply
   1,027,406x = 1,636,234 × 1,636,234
4. Step 4: Simplify right side
   1,027,406x = 2,677,261,702,756
5. Step 5: Solve for x
   x = 2,677,261,702,756/1,027,406
6. Step 6: Final answer
   x = 2,605,845.89