Finding the Third Proportional to 2,112,560 and 4,561,828

Step by Step Solution

1. Step 1: Write the proportion equation
   2,112,560 : 4,561,828 = 4,561,828 : x
2. Step 2: Convert to fraction form
   2,112,560/4,561,828 = 4,561,828/x
3. Step 3: Cross multiply
   2,112,560x = 4,561,828 × 4,561,828
4. Step 4: Simplify right side
   2,112,560x = 20,810,274,701,584
5. Step 5: Solve for x
   x = 20,810,274,701,584/2,112,560
6. Step 6: Final answer
   x = 9,850,737.83