Finding the Third Proportional to 2,170,402 and 3,192,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,170,402 : 3,192,868 = 3,192,868 : x
2. Step 2: Convert to fraction form
   2,170,402/3,192,868 = 3,192,868/x
3. Step 3: Cross multiply
   2,170,402x = 3,192,868 × 3,192,868
4. Step 4: Simplify right side
   2,170,402x = 10,194,406,065,424
5. Step 5: Solve for x
   x = 10,194,406,065,424/2,170,402
6. Step 6: Final answer
   x = 4,697,012.84