Finding the Third Proportional to 984,996 and 2,156,828

Step by Step Solution

1. Step 1: Write the proportion equation
   984,996 : 2,156,828 = 2,156,828 : x
2. Step 2: Convert to fraction form
   984,996/2,156,828 = 2,156,828/x
3. Step 3: Cross multiply
   984,996x = 2,156,828 × 2,156,828
4. Step 4: Simplify right side
   984,996x = 4,651,907,021,584
5. Step 5: Solve for x
   x = 4,651,907,021,584/984,996
6. Step 6: Final answer
   x = 4,722,767.42