Finding the Third Proportional to 861,984 and 1,813,296

Step by Step Solution

1. Step 1: Write the proportion equation
   861,984 : 1,813,296 = 1,813,296 : x
2. Step 2: Convert to fraction form
   861,984/1,813,296 = 1,813,296/x
3. Step 3: Cross multiply
   861,984x = 1,813,296 × 1,813,296
4. Step 4: Simplify right side
   861,984x = 3,288,042,383,616
5. Step 5: Solve for x
   x = 3,288,042,383,616/861,984
6. Step 6: Final answer
   x = 3,814,505.12