Finding the Third Proportional to 116,229 and 245,514

Step by Step Solution

1. Step 1: Write the proportion equation
   116,229 : 245,514 = 245,514 : x
2. Step 2: Convert to fraction form
   116,229/245,514 = 245,514/x
3. Step 3: Cross multiply
   116,229x = 245,514 × 245,514
4. Step 4: Simplify right side
   116,229x = 60,277,124,196
5. Step 5: Solve for x
   x = 60,277,124,196/116,229
6. Step 6: Final answer
   x = 518,606.58