Finding the Third Proportional to 86,311.50 and 184,616

Step by Step Solution

1. Step 1: Write the proportion equation
   86,311.50 : 184,616 = 184,616 : x
2. Step 2: Convert to fraction form
   86,311.50/184,616 = 184,616/x
3. Step 3: Cross multiply
   86,311.50x = 184,616 × 184,616
4. Step 4: Simplify right side
   86,311.50x = 34,083,067,456
5. Step 5: Solve for x
   x = 34,083,067,456/86,311.50
6. Step 6: Final answer
   x = 394,884.43