Finding the Third Proportional to 233,328 and 498,642

Step by Step Solution

1. Step 1: Write the proportion equation
   233,328 : 498,642 = 498,642 : x
2. Step 2: Convert to fraction form
   233,328/498,642 = 498,642/x
3. Step 3: Cross multiply
   233,328x = 498,642 × 498,642
4. Step 4: Simplify right side
   233,328x = 248,643,844,164
5. Step 5: Solve for x
   x = 248,643,844,164/233,328
6. Step 6: Final answer
   x = 1,065,640.83