Finding the Third Proportional to 2,172,722 and 3,192,491

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,722 : 3,192,491 = 3,192,491 : x
2. Step 2: Convert to fraction form
   2,172,722/3,192,491 = 3,192,491/x
3. Step 3: Cross multiply
   2,172,722x = 3,192,491 × 3,192,491
4. Step 4: Simplify right side
   2,172,722x = 10,191,998,785,081
5. Step 5: Solve for x
   x = 10,191,998,785,081/2,172,722
6. Step 6: Final answer
   x = 4,690,889.49