Finding the Third Proportional to 475,478 and 1,025,857

Step by Step Solution

1. Step 1: Write the proportion equation
   475,478 : 1,025,857 = 1,025,857 : x
2. Step 2: Convert to fraction form
   475,478/1,025,857 = 1,025,857/x
3. Step 3: Cross multiply
   475,478x = 1,025,857 × 1,025,857
4. Step 4: Simplify right side
   475,478x = 1,052,382,584,449
5. Step 5: Solve for x
   x = 1,052,382,584,449/475,478
6. Step 6: Final answer
   x = 2,213,314.99