Finding the Third Proportional to 91,184 and 189,616

Step by Step Solution

1. Step 1: Write the proportion equation
   91,184 : 189,616 = 189,616 : x
2. Step 2: Convert to fraction form
   91,184/189,616 = 189,616/x
3. Step 3: Cross multiply
   91,184x = 189,616 × 189,616
4. Step 4: Simplify right side
   91,184x = 35,954,227,456
5. Step 5: Solve for x
   x = 35,954,227,456/91,184
6. Step 6: Final answer
   x = 394,304.13