Finding the Third Proportional to 1,446,936 and 2,128,581

Step by Step Solution

1. Step 1: Write the proportion equation
   1,446,936 : 2,128,581 = 2,128,581 : x
2. Step 2: Convert to fraction form
   1,446,936/2,128,581 = 2,128,581/x
3. Step 3: Cross multiply
   1,446,936x = 2,128,581 × 2,128,581
4. Step 4: Simplify right side
   1,446,936x = 4,530,857,073,561
5. Step 5: Solve for x
   x = 4,530,857,073,561/1,446,936
6. Step 6: Final answer
   x = 3,131,345.87