Finding the Third Proportional to 116,521.50 and 248,295

Step by Step Solution

1. Step 1: Write the proportion equation
   116,521.50 : 248,295 = 248,295 : x
2. Step 2: Convert to fraction form
   116,521.50/248,295 = 248,295/x
3. Step 3: Cross multiply
   116,521.50x = 248,295 × 248,295
4. Step 4: Simplify right side
   116,521.50x = 61,650,407,025
5. Step 5: Solve for x
   x = 61,650,407,025/116,521.50
6. Step 6: Final answer
   x = 529,090.40