Finding the Third Proportional to 816,212 and 1,763,576

Step by Step Solution

1. Step 1: Write the proportion equation
   816,212 : 1,763,576 = 1,763,576 : x
2. Step 2: Convert to fraction form
   816,212/1,763,576 = 1,763,576/x
3. Step 3: Cross multiply
   816,212x = 1,763,576 × 1,763,576
4. Step 4: Simplify right side
   816,212x = 3,110,200,307,776
5. Step 5: Solve for x
   x = 3,110,200,307,776/816,212
6. Step 6: Final answer
   x = 3,810,529.99