Finding the Third Proportional to 122,986 and 188,048

Step by Step Solution

1. Step 1: Write the proportion equation
   122,986 : 188,048 = 188,048 : x
2. Step 2: Convert to fraction form
   122,986/188,048 = 188,048/x
3. Step 3: Cross multiply
   122,986x = 188,048 × 188,048
4. Step 4: Simplify right side
   122,986x = 35,362,050,304
5. Step 5: Solve for x
   x = 35,362,050,304/122,986
6. Step 6: Final answer
   x = 287,529.07