Finding the Third Proportional to 1,021,904 and 2,149,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,021,904 : 2,149,672 = 2,149,672 : x
2. Step 2: Convert to fraction form
   1,021,904/2,149,672 = 2,149,672/x
3. Step 3: Cross multiply
   1,021,904x = 2,149,672 × 2,149,672
4. Step 4: Simplify right side
   1,021,904x = 4,621,089,707,584
5. Step 5: Solve for x
   x = 4,621,089,707,584/1,021,904
6. Step 6: Final answer
   x = 4,522,038.97