Finding the Third Proportional to 2,556,696 and 5,467,990

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556,696 : 5,467,990 = 5,467,990 : x
2. Step 2: Convert to fraction form
   2,556,696/5,467,990 = 5,467,990/x
3. Step 3: Cross multiply
   2,556,696x = 5,467,990 × 5,467,990
4. Step 4: Simplify right side
   2,556,696x = 29,898,914,640,100
5. Step 5: Solve for x
   x = 29,898,914,640,100/2,556,696
6. Step 6: Final answer
   x = 11,694,356.56