Finding the Fourth Proportional to 327,131.91, 451,375.24 and 191,139.58

Step by Step Solution

1. Step 1: Write the proportion equation
   327,131.91 : 451,375.24 = 191,139.58 : x
2. Step 2: Convert to fraction form
   327,131.91/451,375.24 = 191,139.58/x
3. Step 3: Cross multiply
   327,131.91x = 451,375.24 × 191,139.58
4. Step 4: Simplify right side
   327,131.91x = 86,275,673,796.00
5. Step 5: Solve for x
   x = 86,275,673,796.00/327,131.91
6. Step 6: Final answer
   x = 263,733.59