Finding the Third Proportional to 1,475,686 and 2,256,351

Step by Step Solution

1. Step 1: Write the proportion equation
   1,475,686 : 2,256,351 = 2,256,351 : x
2. Step 2: Convert to fraction form
   1,475,686/2,256,351 = 2,256,351/x
3. Step 3: Cross multiply
   1,475,686x = 2,256,351 × 2,256,351
4. Step 4: Simplify right side
   1,475,686x = 5,091,119,835,201
5. Step 5: Solve for x
   x = 5,091,119,835,201/1,475,686
6. Step 6: Final answer
   x = 3,450,002.12