Finding the Third Proportional to 1,473,618 and 2,215,902

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473,618 : 2,215,902 = 2,215,902 : x
2. Step 2: Convert to fraction form
   1,473,618/2,215,902 = 2,215,902/x
3. Step 3: Cross multiply
   1,473,618x = 2,215,902 × 2,215,902
4. Step 4: Simplify right side
   1,473,618x = 4,910,221,673,604
5. Step 5: Solve for x
   x = 4,910,221,673,604/1,473,618
6. Step 6: Final answer
   x = 3,332,085.84