Finding the Fourth Proportional to 151,109.55, 226,664.73 and 72,205.83

Step by Step Solution

1. Step 1: Write the proportion equation
   151,109.55 : 226,664.73 = 72,205.83 : x
2. Step 2: Convert to fraction form
   151,109.55/226,664.73 = 72,205.83/x
3. Step 3: Cross multiply
   151,109.55x = 226,664.73 × 72,205.83
4. Step 4: Simplify right side
   151,109.55x = 16,366,514,961.38
5. Step 5: Solve for x
   x = 16,366,514,961.38/151,109.55
6. Step 6: Final answer
   x = 108,308.94