Finding the Third Proportional to 2,172,710 and 3,192,474

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,710 : 3,192,474 = 3,192,474 : x
2. Step 2: Convert to fraction form
   2,172,710/3,192,474 = 3,192,474/x
3. Step 3: Cross multiply
   2,172,710x = 3,192,474 × 3,192,474
4. Step 4: Simplify right side
   2,172,710x = 10,191,890,240,676
5. Step 5: Solve for x
   x = 10,191,890,240,676/2,172,710
6. Step 6: Final answer
   x = 4,690,865.44