Finding the Third Proportional to 2,494,485 and 5,388,138

Step by Step Solution

1. Step 1: Write the proportion equation
   2,494,485 : 5,388,138 = 5,388,138 : x
2. Step 2: Convert to fraction form
   2,494,485/5,388,138 = 5,388,138/x
3. Step 3: Cross multiply
   2,494,485x = 5,388,138 × 5,388,138
4. Step 4: Simplify right side
   2,494,485x = 29,032,031,107,044
5. Step 5: Solve for x
   x = 29,032,031,107,044/2,494,485
6. Step 6: Final answer
   x = 11,638,486.95