Finding the Third Proportional to 2,508,603 and 5,504,394

Step by Step Solution

1. Step 1: Write the proportion equation
   2,508,603 : 5,504,394 = 5,504,394 : x
2. Step 2: Convert to fraction form
   2,508,603/5,504,394 = 5,504,394/x
3. Step 3: Cross multiply
   2,508,603x = 5,504,394 × 5,504,394
4. Step 4: Simplify right side
   2,508,603x = 30,298,353,307,236
5. Step 5: Solve for x
   x = 30,298,353,307,236/2,508,603
6. Step 6: Final answer
   x = 12,077,779.27