Finding the Third Proportional to 984,996 and 2,156,823

Step by Step Solution

1. Step 1: Write the proportion equation
   984,996 : 2,156,823 = 2,156,823 : x
2. Step 2: Convert to fraction form
   984,996/2,156,823 = 2,156,823/x
3. Step 3: Cross multiply
   984,996x = 2,156,823 × 2,156,823
4. Step 4: Simplify right side
   984,996x = 4,651,885,453,329
5. Step 5: Solve for x
   x = 4,651,885,453,329/984,996
6. Step 6: Final answer
   x = 4,722,745.53