Finding the Third Proportional to 2,561,098 and 5,556,308

Step by Step Solution

1. Step 1: Write the proportion equation
   2,561,098 : 5,556,308 = 5,556,308 : x
2. Step 2: Convert to fraction form
   2,561,098/5,556,308 = 5,556,308/x
3. Step 3: Cross multiply
   2,561,098x = 5,556,308 × 5,556,308
4. Step 4: Simplify right side
   2,561,098x = 30,872,558,590,864
5. Step 5: Solve for x
   x = 30,872,558,590,864/2,561,098
6. Step 6: Final answer
   x = 12,054,422.98