Finding the Third Proportional to 86,413.50 and 133,308

Step by Step Solution

1. Step 1: Write the proportion equation
   86,413.50 : 133,308 = 133,308 : x
2. Step 2: Convert to fraction form
   86,413.50/133,308 = 133,308/x
3. Step 3: Cross multiply
   86,413.50x = 133,308 × 133,308
4. Step 4: Simplify right side
   86,413.50x = 17,771,022,864
5. Step 5: Solve for x
   x = 17,771,022,864/86,413.50
6. Step 6: Final answer
   x = 205,651.00