Finding the Fourth Proportional to 263,162.41, 394,809.37 and 76,173.91

Step by Step Solution

1. Step 1: Write the proportion equation
   263,162.41 : 394,809.37 = 76,173.91 : x
2. Step 2: Convert to fraction form
   263,162.41/394,809.37 = 76,173.91/x
3. Step 3: Cross multiply
   263,162.41x = 394,809.37 × 76,173.91
4. Step 4: Simplify right side
   263,162.41x = 30,074,173,417.54
5. Step 5: Solve for x
   x = 30,074,173,417.54/263,162.41
6. Step 6: Final answer
   x = 114,279.90