Finding the Third Proportional to 1,321,621 and 2,898,573

Step by Step Solution

1. Step 1: Write the proportion equation
   1,321,621 : 2,898,573 = 2,898,573 : x
2. Step 2: Convert to fraction form
   1,321,621/2,898,573 = 2,898,573/x
3. Step 3: Cross multiply
   1,321,621x = 2,898,573 × 2,898,573
4. Step 4: Simplify right side
   1,321,621x = 8,401,725,436,329
5. Step 5: Solve for x
   x = 8,401,725,436,329/1,321,621
6. Step 6: Final answer
   x = 6,357,136.76