Finding the Third Proportional to 116,500 and 248,264

Step by Step Solution

1. Step 1: Write the proportion equation
   116,500 : 248,264 = 248,264 : x
2. Step 2: Convert to fraction form
   116,500/248,264 = 248,264/x
3. Step 3: Cross multiply
   116,500x = 248,264 × 248,264
4. Step 4: Simplify right side
   116,500x = 61,635,013,696
5. Step 5: Solve for x
   x = 61,635,013,696/116,500
6. Step 6: Final answer
   x = 529,055.91