Finding the Third Proportional to 1,098,609 and 1,646,829

Step by Step Solution

1. Step 1: Write the proportion equation
   1,098,609 : 1,646,829 = 1,646,829 : x
2. Step 2: Convert to fraction form
   1,098,609/1,646,829 = 1,646,829/x
3. Step 3: Cross multiply
   1,098,609x = 1,646,829 × 1,646,829
4. Step 4: Simplify right side
   1,098,609x = 2,712,045,755,241
5. Step 5: Solve for x
   x = 2,712,045,755,241/1,098,609
6. Step 6: Final answer
   x = 2,468,617.82