Finding the Third Proportional to 116,521 and 248,294

Step by Step Solution

1. Step 1: Write the proportion equation
   116,521 : 248,294 = 248,294 : x
2. Step 2: Convert to fraction form
   116,521/248,294 = 248,294/x
3. Step 3: Cross multiply
   116,521x = 248,294 × 248,294
4. Step 4: Simplify right side
   116,521x = 61,649,910,436
5. Step 5: Solve for x
   x = 61,649,910,436/116,521
6. Step 6: Final answer
   x = 529,088.41