Finding the Third Proportional to 1,477,066 and 3,206,220

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,066 : 3,206,220 = 3,206,220 : x
2. Step 2: Convert to fraction form
   1,477,066/3,206,220 = 3,206,220/x
3. Step 3: Cross multiply
   1,477,066x = 3,206,220 × 3,206,220
4. Step 4: Simplify right side
   1,477,066x = 10,279,846,688,400
5. Step 5: Solve for x
   x = 10,279,846,688,400/1,477,066
6. Step 6: Final answer
   x = 6,959,639.37