Finding the Third Proportional to 1,391,204 and 2,116,014

Step by Step Solution

1. Step 1: Write the proportion equation
   1,391,204 : 2,116,014 = 2,116,014 : x
2. Step 2: Convert to fraction form
   1,391,204/2,116,014 = 2,116,014/x
3. Step 3: Cross multiply
   1,391,204x = 2,116,014 × 2,116,014
4. Step 4: Simplify right side
   1,391,204x = 4,477,515,248,196
5. Step 5: Solve for x
   x = 4,477,515,248,196/1,391,204
6. Step 6: Final answer
   x = 3,218,446.22