Finding the Fourth Proportional to 298,095.72, 411,367.96 and 162,126.72

Step by Step Solution

1. Step 1: Write the proportion equation
   298,095.72 : 411,367.96 = 162,126.72 : x
2. Step 2: Convert to fraction form
   298,095.72/411,367.96 = 162,126.72/x
3. Step 3: Cross multiply
   298,095.72x = 411,367.96 × 162,126.72
4. Step 4: Simplify right side
   298,095.72x = 66,693,738,067.89
5. Step 5: Solve for x
   x = 66,693,738,067.89/298,095.72
6. Step 6: Final answer
   x = 223,732.63