Finding the Third Proportional to 919,638 and 2,010,348

Step by Step Solution

1. Step 1: Write the proportion equation
   919,638 : 2,010,348 = 2,010,348 : x
2. Step 2: Convert to fraction form
   919,638/2,010,348 = 2,010,348/x
3. Step 3: Cross multiply
   919,638x = 2,010,348 × 2,010,348
4. Step 4: Simplify right side
   919,638x = 4,041,499,081,104
5. Step 5: Solve for x
   x = 4,041,499,081,104/919,638
6. Step 6: Final answer
   x = 4,394,662.99