Finding the Third Proportional to 188,243 and 367,028.50

Step by Step Solution

1. Step 1: Write the proportion equation
   188,243 : 367,028.50 = 367,028.50 : x
2. Step 2: Convert to fraction form
   188,243/367,028.50 = 367,028.50/x
3. Step 3: Cross multiply
   188,243x = 367,028.50 × 367,028.50
4. Step 4: Simplify right side
   188,243x = 134,709,919,812.25
5. Step 5: Solve for x
   x = 134,709,919,812.25/188,243
6. Step 6: Final answer
   x = 715,617.15