Finding the Third Proportional to 1,435,686 and 2,091,201

Step by Step Solution

1. Step 1: Write the proportion equation
   1,435,686 : 2,091,201 = 2,091,201 : x
2. Step 2: Convert to fraction form
   1,435,686/2,091,201 = 2,091,201/x
3. Step 3: Cross multiply
   1,435,686x = 2,091,201 × 2,091,201
4. Step 4: Simplify right side
   1,435,686x = 4,373,121,622,401
5. Step 5: Solve for x
   x = 4,373,121,622,401/1,435,686
6. Step 6: Final answer
   x = 3,046,015.37