Finding the Third Proportional to 2,081,256 and 4,219,924

Step by Step Solution

1. Step 1: Write the proportion equation
   2,081,256 : 4,219,924 = 4,219,924 : x
2. Step 2: Convert to fraction form
   2,081,256/4,219,924 = 4,219,924/x
3. Step 3: Cross multiply
   2,081,256x = 4,219,924 × 4,219,924
4. Step 4: Simplify right side
   2,081,256x = 17,807,758,565,776
5. Step 5: Solve for x
   x = 17,807,758,565,776/2,081,256
6. Step 6: Final answer
   x = 8,556,255.73