Finding the Third Proportional to 1,477,196 and 3,213,210

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,196 : 3,213,210 = 3,213,210 : x
2. Step 2: Convert to fraction form
   1,477,196/3,213,210 = 3,213,210/x
3. Step 3: Cross multiply
   1,477,196x = 3,213,210 × 3,213,210
4. Step 4: Simplify right side
   1,477,196x = 10,324,718,504,100
5. Step 5: Solve for x
   x = 10,324,718,504,100/1,477,196
6. Step 6: Final answer
   x = 6,989,403.24