Finding the Third Proportional to 1,662,408 and 3,590,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,662,408 : 3,590,616 = 3,590,616 : x
2. Step 2: Convert to fraction form
   1,662,408/3,590,616 = 3,590,616/x
3. Step 3: Cross multiply
   1,662,408x = 3,590,616 × 3,590,616
4. Step 4: Simplify right side
   1,662,408x = 12,892,523,259,456
5. Step 5: Solve for x
   x = 12,892,523,259,456/1,662,408
6. Step 6: Final answer
   x = 7,755,330.38