Finding the Third Proportional to 116,520.50 and 248,293

Step by Step Solution

1. Step 1: Write the proportion equation
   116,520.50 : 248,293 = 248,293 : x
2. Step 2: Convert to fraction form
   116,520.50/248,293 = 248,293/x
3. Step 3: Cross multiply
   116,520.50x = 248,293 × 248,293
4. Step 4: Simplify right side
   116,520.50x = 61,649,413,849
5. Step 5: Solve for x
   x = 61,649,413,849/116,520.50
6. Step 6: Final answer
   x = 529,086.42