Finding the Third Proportional to 862,231 and 1,813,783

Step by Step Solution

1. Step 1: Write the proportion equation
   862,231 : 1,813,783 = 1,813,783 : x
2. Step 2: Convert to fraction form
   862,231/1,813,783 = 1,813,783/x
3. Step 3: Cross multiply
   862,231x = 1,813,783 × 1,813,783
4. Step 4: Simplify right side
   862,231x = 3,289,808,771,089
5. Step 5: Solve for x
   x = 3,289,808,771,089/862,231
6. Step 6: Final answer
   x = 3,815,461.02