Finding the Third Proportional to 1,508,274 and 3,171,663

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508,274 : 3,171,663 = 3,171,663 : x
2. Step 2: Convert to fraction form
   1,508,274/3,171,663 = 3,171,663/x
3. Step 3: Cross multiply
   1,508,274x = 3,171,663 × 3,171,663
4. Step 4: Simplify right side
   1,508,274x = 10,059,446,185,569
5. Step 5: Solve for x
   x = 10,059,446,185,569/1,508,274
6. Step 6: Final answer
   x = 6,669,508.45