Finding the Third Proportional to 1,015,924 and 2,171,815

Step by Step Solution

1. Step 1: Write the proportion equation
   1,015,924 : 2,171,815 = 2,171,815 : x
2. Step 2: Convert to fraction form
   1,015,924/2,171,815 = 2,171,815/x
3. Step 3: Cross multiply
   1,015,924x = 2,171,815 × 2,171,815
4. Step 4: Simplify right side
   1,015,924x = 4,716,780,394,225
5. Step 5: Solve for x
   x = 4,716,780,394,225/1,015,924
6. Step 6: Final answer
   x = 4,642,847.69