Finding the Fourth Proportional to 356,648.88, 492,333.72 and 227,756.22

Step by Step Solution

1. Step 1: Write the proportion equation
   356,648.88 : 492,333.72 = 227,756.22 : x
2. Step 2: Convert to fraction form
   356,648.88/492,333.72 = 227,756.22/x
3. Step 3: Cross multiply
   356,648.88x = 492,333.72 × 227,756.22
4. Step 4: Simplify right side
   356,648.88x = 112,132,067,045.74
5. Step 5: Solve for x
   x = 112,132,067,045.74/356,648.88
6. Step 6: Final answer
   x = 314,404.65