Finding the Third Proportional to 188,151.38 and 268,212.56

Step by Step Solution

1. Step 1: Write the proportion equation
   188,151.38 : 268,212.56 = 268,212.56 : x
2. Step 2: Convert to fraction form
   188,151.38/268,212.56 = 268,212.56/x
3. Step 3: Cross multiply
   188,151.38x = 268,212.56 × 268,212.56
4. Step 4: Simplify right side
   188,151.38x = 71,937,978,682.82
5. Step 5: Solve for x
   x = 71,937,978,682.82/188,151.38
6. Step 6: Final answer
   x = 382,340.97