Finding the Third Proportional to 828,264 and 1,811,616

Step by Step Solution

1. Step 1: Write the proportion equation
   828,264 : 1,811,616 = 1,811,616 : x
2. Step 2: Convert to fraction form
   828,264/1,811,616 = 1,811,616/x
3. Step 3: Cross multiply
   828,264x = 1,811,616 × 1,811,616
4. Step 4: Simplify right side
   828,264x = 3,281,952,531,456
5. Step 5: Solve for x
   x = 3,281,952,531,456/828,264
6. Step 6: Final answer
   x = 3,962,447.40