Finding the Third Proportional to 476,290 and 1,018,087

Step by Step Solution

1. Step 1: Write the proportion equation
   476,290 : 1,018,087 = 1,018,087 : x
2. Step 2: Convert to fraction form
   476,290/1,018,087 = 1,018,087/x
3. Step 3: Cross multiply
   476,290x = 1,018,087 × 1,018,087
4. Step 4: Simplify right side
   476,290x = 1,036,501,139,569
5. Step 5: Solve for x
   x = 1,036,501,139,569/476,290
6. Step 6: Final answer
   x = 2,176,197.57