Finding the Third Proportional to 1,098,684 and 2,645,919

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,684 : 2,645,919 = 2,645,919 : x
2. Step 2: Convert to fraction form
   1,098,684/2,645,919 = 2,645,919/x
3. Step 3: Cross multiply
   1,098,684x = 2,645,919 × 2,645,919
4. Step 4: Simplify right side
   1,098,684x = 7,000,887,354,561
5. Step 5: Solve for x
   x = 7,000,887,354,561/1,098,684
6. Step 6: Final answer
   x = 6,372,066.36