Finding the Third Proportional to 1,990,223 and 2,723,459

Step by Step Solution

1. Step 1: Write the proportion equation
   1,990,223 : 2,723,459 = 2,723,459 : x
2. Step 2: Convert to fraction form
   1,990,223/2,723,459 = 2,723,459/x
3. Step 3: Cross multiply
   1,990,223x = 2,723,459 × 2,723,459
4. Step 4: Simplify right side
   1,990,223x = 7,417,228,924,681
5. Step 5: Solve for x
   x = 7,417,228,924,681/1,990,223
6. Step 6: Final answer
   x = 3,726,833.09