Finding the Third Proportional to 2,430,648 and 5,238,108

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,648 : 5,238,108 = 5,238,108 : x
2. Step 2: Convert to fraction form
   2,430,648/5,238,108 = 5,238,108/x
3. Step 3: Cross multiply
   2,430,648x = 5,238,108 × 5,238,108
4. Step 4: Simplify right side
   2,430,648x = 27,437,775,419,664
5. Step 5: Solve for x
   x = 27,437,775,419,664/2,430,648
6. Step 6: Final answer
   x = 11,288,255.40