Finding the Third Proportional to 674,208.56 and 1,448,469

Step by Step Solution

1. Step 1: Write the proportion equation
   674,208.56 : 1,448,469 = 1,448,469 : x
2. Step 2: Convert to fraction form
   674,208.56/1,448,469 = 1,448,469/x
3. Step 3: Cross multiply
   674,208.56x = 1,448,469 × 1,448,469
4. Step 4: Simplify right side
   674,208.56x = 2,098,062,443,961
5. Step 5: Solve for x
   x = 2,098,062,443,961/674,208.56
6. Step 6: Final answer
   x = 3,111,889.35