Finding the Fourth Proportional to 150,665, 225,991.02 and 45,480.83

Step by Step Solution

1. Step 1: Write the proportion equation
   150,665 : 225,991.02 = 45,480.83 : x
2. Step 2: Convert to fraction form
   150,665/225,991.02 = 45,480.83/x
3. Step 3: Cross multiply
   150,665x = 225,991.02 × 45,480.83
4. Step 4: Simplify right side
   150,665x = 10,278,259,162.15
5. Step 5: Solve for x
   x = 10,278,259,162.15/150,665
6. Step 6: Final answer
   x = 68,219.29