Finding the Third Proportional to 116,514 and 254,979

Step by Step Solution

1. Step 1: Write the proportion equation
   116,514 : 254,979 = 254,979 : x
2. Step 2: Convert to fraction form
   116,514/254,979 = 254,979/x
3. Step 3: Cross multiply
   116,514x = 254,979 × 254,979
4. Step 4: Simplify right side
   116,514x = 65,014,290,441
5. Step 5: Solve for x
   x = 65,014,290,441/116,514
6. Step 6: Final answer
   x = 557,995.52