Finding the Third Proportional to 728,238 and 1,491,468

Step by Step Solution

1. Step 1: Write the proportion equation
   728,238 : 1,491,468 = 1,491,468 : x
2. Step 2: Convert to fraction form
   728,238/1,491,468 = 1,491,468/x
3. Step 3: Cross multiply
   728,238x = 1,491,468 × 1,491,468
4. Step 4: Simplify right side
   728,238x = 2,224,476,795,024
5. Step 5: Solve for x
   x = 2,224,476,795,024/728,238
6. Step 6: Final answer
   x = 3,054,601.37