Finding the Third Proportional to 1,477,206 and 3,213,228

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,206 : 3,213,228 = 3,213,228 : x
2. Step 2: Convert to fraction form
   1,477,206/3,213,228 = 3,213,228/x
3. Step 3: Cross multiply
   1,477,206x = 3,213,228 × 3,213,228
4. Step 4: Simplify right side
   1,477,206x = 10,324,834,179,984
5. Step 5: Solve for x
   x = 10,324,834,179,984/1,477,206
6. Step 6: Final answer
   x = 6,989,434.23