Finding the Third Proportional to 1,049,571 and 2,173,821

Step by Step Solution

1. Step 1: Write the proportion equation
   1,049,571 : 2,173,821 = 2,173,821 : x
2. Step 2: Convert to fraction form
   1,049,571/2,173,821 = 2,173,821/x
3. Step 3: Cross multiply
   1,049,571x = 2,173,821 × 2,173,821
4. Step 4: Simplify right side
   1,049,571x = 4,725,497,740,041
5. Step 5: Solve for x
   x = 4,725,497,740,041/1,049,571
6. Step 6: Final answer
   x = 4,502,313.55