Finding the Third Proportional to 2,203,706 and 3,121,030

Step by Step Solution

1. Step 1: Write the proportion equation
   2,203,706 : 3,121,030 = 3,121,030 : x
2. Step 2: Convert to fraction form
   2,203,706/3,121,030 = 3,121,030/x
3. Step 3: Cross multiply
   2,203,706x = 3,121,030 × 3,121,030
4. Step 4: Simplify right side
   2,203,706x = 9,740,828,260,900
5. Step 5: Solve for x
   x = 9,740,828,260,900/2,203,706
6. Step 6: Final answer
   x = 4,420,203.18