Finding the Third Proportional to 2,558,144 and 5,503,384

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,144 : 5,503,384 = 5,503,384 : x
2. Step 2: Convert to fraction form
   2,558,144/5,503,384 = 5,503,384/x
3. Step 3: Cross multiply
   2,558,144x = 5,503,384 × 5,503,384
4. Step 4: Simplify right side
   2,558,144x = 30,287,235,451,456
5. Step 5: Solve for x
   x = 30,287,235,451,456/2,558,144
6. Step 6: Final answer
   x = 11,839,535.01