Finding the Third Proportional to 1,682,225 and 3,648,394

Step by Step Solution

1. Step 1: Write the proportion equation
   1,682,225 : 3,648,394 = 3,648,394 : x
2. Step 2: Convert to fraction form
   1,682,225/3,648,394 = 3,648,394/x
3. Step 3: Cross multiply
   1,682,225x = 3,648,394 × 3,648,394
4. Step 4: Simplify right side
   1,682,225x = 13,310,778,779,236
5. Step 5: Solve for x
   x = 13,310,778,779,236/1,682,225
6. Step 6: Final answer
   x = 7,912,603.12