Finding the Third Proportional to 984,447 and 2,105,388

Step by Step Solution

1. Step 1: Write the proportion equation
   984,447 : 2,105,388 = 2,105,388 : x
2. Step 2: Convert to fraction form
   984,447/2,105,388 = 2,105,388/x
3. Step 3: Cross multiply
   984,447x = 2,105,388 × 2,105,388
4. Step 4: Simplify right side
   984,447x = 4,432,658,630,544
5. Step 5: Solve for x
   x = 4,432,658,630,544/984,447
6. Step 6: Final answer
   x = 4,502,688.95