Finding the Fourth Proportional to 150,109.79, 225,422.33 and 133,280.82

Step by Step Solution

1. Step 1: Write the proportion equation
   150,109.79 : 225,422.33 = 133,280.82 : x
2. Step 2: Convert to fraction form
   150,109.79/225,422.33 = 133,280.82/x
3. Step 3: Cross multiply
   150,109.79x = 225,422.33 × 133,280.82
4. Step 4: Simplify right side
   150,109.79x = 30,044,472,322.31
5. Step 5: Solve for x
   x = 30,044,472,322.31/150,109.79
6. Step 6: Final answer
   x = 200,149.99