Finding the Third Proportional to 53,288 and 114,886

Step by Step Solution

1. Step 1: Write the proportion equation
   53,288 : 114,886 = 114,886 : x
2. Step 2: Convert to fraction form
   53,288/114,886 = 114,886/x
3. Step 3: Cross multiply
   53,288x = 114,886 × 114,886
4. Step 4: Simplify right side
   53,288x = 13,198,792,996
5. Step 5: Solve for x
   x = 13,198,792,996/53,288
6. Step 6: Final answer
   x = 247,687.90