Finding the Fourth Proportional to 150,910.92, 226,388.12 and 45,738.09

Step by Step Solution

1. Step 1: Write the proportion equation
   150,910.92 : 226,388.12 = 45,738.09 : x
2. Step 2: Convert to fraction form
   150,910.92/226,388.12 = 45,738.09/x
3. Step 3: Cross multiply
   150,910.92x = 226,388.12 × 45,738.09
4. Step 4: Simplify right side
   150,910.92x = 10,354,559,978.80
5. Step 5: Solve for x
   x = 10,354,559,978.80/150,910.92
6. Step 6: Final answer
   x = 68,613.72