Finding the Third Proportional to 2,615,666 and 5,644,108

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615,666 : 5,644,108 = 5,644,108 : x
2. Step 2: Convert to fraction form
   2,615,666/5,644,108 = 5,644,108/x
3. Step 3: Cross multiply
   2,615,666x = 5,644,108 × 5,644,108
4. Step 4: Simplify right side
   2,615,666x = 31,855,955,115,664
5. Step 5: Solve for x
   x = 31,855,955,115,664/2,615,666
6. Step 6: Final answer
   x = 12,178,907.83