Finding the Third Proportional to 122,988 and 188,050

Step by Step Solution

1. Step 1: Write the proportion equation
   122,988 : 188,050 = 188,050 : x
2. Step 2: Convert to fraction form
   122,988/188,050 = 188,050/x
3. Step 3: Cross multiply
   122,988x = 188,050 × 188,050
4. Step 4: Simplify right side
   122,988x = 35,362,802,500
5. Step 5: Solve for x
   x = 35,362,802,500/122,988
6. Step 6: Final answer
   x = 287,530.51