Finding the Third Proportional to 2,170,396 and 3,192,870

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,396 : 3,192,870 = 3,192,870 : x
2. Step 2: Convert to fraction form
   2,170,396/3,192,870 = 3,192,870/x
3. Step 3: Cross multiply
   2,170,396x = 3,192,870 × 3,192,870
4. Step 4: Simplify right side
   2,170,396x = 10,194,418,836,900
5. Step 5: Solve for x
   x = 10,194,418,836,900/2,170,396
6. Step 6: Final answer
   x = 4,697,031.71