Finding the Fourth Proportional to 151,204.72, 226,658.37 and 72,300.49

Step by Step Solution

1. Step 1: Write the proportion equation
   151,204.72 : 226,658.37 = 72,300.49 : x
2. Step 2: Convert to fraction form
   151,204.72/226,658.37 = 72,300.49/x
3. Step 3: Cross multiply
   151,204.72x = 226,658.37 × 72,300.49
4. Step 4: Simplify right side
   151,204.72x = 16,387,511,213.60
5. Step 5: Solve for x
   x = 16,387,511,213.60/151,204.72
6. Step 6: Final answer
   x = 108,379.63