Finding the Third Proportional to 829,706 and 1,820,116

Step by Step Solution

1. Step 1: Write the proportion equation
   829,706 : 1,820,116 = 1,820,116 : x
2. Step 2: Convert to fraction form
   829,706/1,820,116 = 1,820,116/x
3. Step 3: Cross multiply
   829,706x = 1,820,116 × 1,820,116
4. Step 4: Simplify right side
   829,706x = 3,312,822,253,456
5. Step 5: Solve for x
   x = 3,312,822,253,456/829,706
6. Step 6: Final answer
   x = 3,992,766.42