Finding the Third Proportional to 1,477,210 and 3,213,238

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,210 : 3,213,238 = 3,213,238 : x
2. Step 2: Convert to fraction form
   1,477,210/3,213,238 = 3,213,238/x
3. Step 3: Cross multiply
   1,477,210x = 3,213,238 × 3,213,238
4. Step 4: Simplify right side
   1,477,210x = 10,324,898,444,644
5. Step 5: Solve for x
   x = 10,324,898,444,644/1,477,210
6. Step 6: Final answer
   x = 6,989,458.81