Finding the Third Proportional to 86,757 and 188,904

Step by Step Solution

1. Step 1: Write the proportion equation
   86,757 : 188,904 = 188,904 : x
2. Step 2: Convert to fraction form
   86,757/188,904 = 188,904/x
3. Step 3: Cross multiply
   86,757x = 188,904 × 188,904
4. Step 4: Simplify right side
   86,757x = 35,684,721,216
5. Step 5: Solve for x
   x = 35,684,721,216/86,757
6. Step 6: Final answer
   x = 411,318.06