Finding the Third Proportional to 2,115,270 and 3,222,476

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,270 : 3,222,476 = 3,222,476 : x
2. Step 2: Convert to fraction form
   2,115,270/3,222,476 = 3,222,476/x
3. Step 3: Cross multiply
   2,115,270x = 3,222,476 × 3,222,476
4. Step 4: Simplify right side
   2,115,270x = 10,384,351,570,576
5. Step 5: Solve for x
   x = 10,384,351,570,576/2,115,270
6. Step 6: Final answer
   x = 4,909,232.19