Finding the Third Proportional to 477,660 and 1,047,228

Step by Step Solution

1. Step 1: Write the proportion equation
   477,660 : 1,047,228 = 1,047,228 : x
2. Step 2: Convert to fraction form
   477,660/1,047,228 = 1,047,228/x
3. Step 3: Cross multiply
   477,660x = 1,047,228 × 1,047,228
4. Step 4: Simplify right side
   477,660x = 1,096,686,483,984
5. Step 5: Solve for x
   x = 1,096,686,483,984/477,660
6. Step 6: Final answer
   x = 2,295,956.30