Finding the Fourth Proportional to 218,095.42, 300,951.82 and 126,198.82

Step by Step Solution

1. Step 1: Write the proportion equation
   218,095.42 : 300,951.82 = 126,198.82 : x
2. Step 2: Convert to fraction form
   218,095.42/300,951.82 = 126,198.82/x
3. Step 3: Cross multiply
   218,095.42x = 300,951.82 × 126,198.82
4. Step 4: Simplify right side
   218,095.42x = 37,979,762,425.10
5. Step 5: Solve for x
   x = 37,979,762,425.10/218,095.42
6. Step 6: Final answer
   x = 174,142.87