Finding the Third Proportional to 854,128 and 1,813,610

Step by Step Solution

1. Step 1: Write the proportion equation
   854,128 : 1,813,610 = 1,813,610 : x
2. Step 2: Convert to fraction form
   854,128/1,813,610 = 1,813,610/x
3. Step 3: Cross multiply
   854,128x = 1,813,610 × 1,813,610
4. Step 4: Simplify right side
   854,128x = 3,289,181,232,100
5. Step 5: Solve for x
   x = 3,289,181,232,100/854,128
6. Step 6: Final answer
   x = 3,850,923.08