Finding the Third Proportional to 818,494 and 1,785,662

Step by Step Solution

1. Step 1: Write the proportion equation
   818,494 : 1,785,662 = 1,785,662 : x
2. Step 2: Convert to fraction form
   818,494/1,785,662 = 1,785,662/x
3. Step 3: Cross multiply
   818,494x = 1,785,662 × 1,785,662
4. Step 4: Simplify right side
   818,494x = 3,188,588,778,244
5. Step 5: Solve for x
   x = 3,188,588,778,244/818,494
6. Step 6: Final answer
   x = 3,895,677.64