Finding the Third Proportional to 2,168,214 and 3,174,561

Step by Step Solution

1. Step 1: Write the proportion equation
   2,168,214 : 3,174,561 = 3,174,561 : x
2. Step 2: Convert to fraction form
   2,168,214/3,174,561 = 3,174,561/x
3. Step 3: Cross multiply
   2,168,214x = 3,174,561 × 3,174,561
4. Step 4: Simplify right side
   2,168,214x = 10,077,837,542,721
5. Step 5: Solve for x
   x = 10,077,837,542,721/2,168,214
6. Step 6: Final answer
   x = 4,647,990.25