Finding the Third Proportional to 457,008 and 1,020,000

Step by Step Solution

1. Step 1: Write the proportion equation
   457,008 : 1,020,000 = 1,020,000 : x
2. Step 2: Convert to fraction form
   457,008/1,020,000 = 1,020,000/x
3. Step 3: Cross multiply
   457,008x = 1,020,000 × 1,020,000
4. Step 4: Simplify right side
   457,008x = 1,040,400,000,000
5. Step 5: Solve for x
   x = 1,040,400,000,000/457,008
6. Step 6: Final answer
   x = 2,276,546.58