Finding the Third Proportional to 1,027,402 and 1,636,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,027,402 : 1,636,228 = 1,636,228 : x
2. Step 2: Convert to fraction form
   1,027,402/1,636,228 = 1,636,228/x
3. Step 3: Cross multiply
   1,027,402x = 1,636,228 × 1,636,228
4. Step 4: Simplify right side
   1,027,402x = 2,677,242,067,984
5. Step 5: Solve for x
   x = 2,677,242,067,984/1,027,402
6. Step 6: Final answer
   x = 2,605,836.92