Finding the Third Proportional to 1,486,920 and 3,165,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,486,920 : 3,165,648 = 3,165,648 : x
2. Step 2: Convert to fraction form
   1,486,920/3,165,648 = 3,165,648/x
3. Step 3: Cross multiply
   1,486,920x = 3,165,648 × 3,165,648
4. Step 4: Simplify right side
   1,486,920x = 10,021,327,259,904
5. Step 5: Solve for x
   x = 10,021,327,259,904/1,486,920
6. Step 6: Final answer
   x = 6,739,654.63