Finding the Third Proportional to 486,204 and 1,011,390

Step by Step Solution

1. Step 1: Write the proportion equation
   486,204 : 1,011,390 = 1,011,390 : x
2. Step 2: Convert to fraction form
   486,204/1,011,390 = 1,011,390/x
3. Step 3: Cross multiply
   486,204x = 1,011,390 × 1,011,390
4. Step 4: Simplify right side
   486,204x = 1,022,909,732,100
5. Step 5: Solve for x
   x = 1,022,909,732,100/486,204
6. Step 6: Final answer
   x = 2,103,869.43