Finding the Third Proportional to 2,556,784 and 5,681,104

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,784 : 5,681,104 = 5,681,104 : x
2. Step 2: Convert to fraction form
   2,556,784/5,681,104 = 5,681,104/x
3. Step 3: Cross multiply
   2,556,784x = 5,681,104 × 5,681,104
4. Step 4: Simplify right side
   2,556,784x = 32,274,942,658,816
5. Step 5: Solve for x
   x = 32,274,942,658,816/2,556,784
6. Step 6: Final answer
   x = 12,623,257.44