Finding the Third Proportional to 2,081,322 and 4,539,828

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081,322 : 4,539,828 = 4,539,828 : x
2. Step 2: Convert to fraction form
   2,081,322/4,539,828 = 4,539,828/x
3. Step 3: Cross multiply
   2,081,322x = 4,539,828 × 4,539,828
4. Step 4: Simplify right side
   2,081,322x = 20,610,038,269,584
5. Step 5: Solve for x
   x = 20,610,038,269,584/2,081,322
6. Step 6: Final answer
   x = 9,902,378.52