Finding the Third Proportional to 124,605 and 188,203.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,605 : 188,203.50 = 188,203.50 : x
2. Step 2: Convert to fraction form
   124,605/188,203.50 = 188,203.50/x
3. Step 3: Cross multiply
   124,605x = 188,203.50 × 188,203.50
4. Step 4: Simplify right side
   124,605x = 35,420,557,412.25
5. Step 5: Solve for x
   x = 35,420,557,412.25/124,605
6. Step 6: Final answer
   x = 284,262.73