Finding the Third Proportional to 116,606 and 251,048

Step by Step Solution

1. Step 1: Write the proportion equation
   116,606 : 251,048 = 251,048 : x
2. Step 2: Convert to fraction form
   116,606/251,048 = 251,048/x
3. Step 3: Cross multiply
   116,606x = 251,048 × 251,048
4. Step 4: Simplify right side
   116,606x = 63,025,098,304
5. Step 5: Solve for x
   x = 63,025,098,304/116,606
6. Step 6: Final answer
   x = 540,496.19