Finding the Third Proportional to 2,115,264 and 3,222,468

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,264 : 3,222,468 = 3,222,468 : x
2. Step 2: Convert to fraction form
   2,115,264/3,222,468 = 3,222,468/x
3. Step 3: Cross multiply
   2,115,264x = 3,222,468 × 3,222,468
4. Step 4: Simplify right side
   2,115,264x = 10,384,300,011,024
5. Step 5: Solve for x
   x = 10,384,300,011,024/2,115,264
6. Step 6: Final answer
   x = 4,909,221.74