Finding the Third Proportional to 1,640,273 and 3,550,114

Step by Step Solution

1. Step 1: Write the proportion equation
   1,640,273 : 3,550,114 = 3,550,114 : x
2. Step 2: Convert to fraction form
   1,640,273/3,550,114 = 3,550,114/x
3. Step 3: Cross multiply
   1,640,273x = 3,550,114 × 3,550,114
4. Step 4: Simplify right side
   1,640,273x = 12,603,309,412,996
5. Step 5: Solve for x
   x = 12,603,309,412,996/1,640,273
6. Step 6: Final answer
   x = 7,683,665.71