Finding the Third Proportional to 2,293,604 and 3,207,990

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293,604 : 3,207,990 = 3,207,990 : x
2. Step 2: Convert to fraction form
   2,293,604/3,207,990 = 3,207,990/x
3. Step 3: Cross multiply
   2,293,604x = 3,207,990 × 3,207,990
4. Step 4: Simplify right side
   2,293,604x = 10,291,199,840,100
5. Step 5: Solve for x
   x = 10,291,199,840,100/2,293,604
6. Step 6: Final answer
   x = 4,486,912.23