Finding the Fourth Proportional to 150,108.80, 225,100.89 and 55,344.40

Step by Step Solution

1. Step 1: Write the proportion equation
   150,108.80 : 225,100.89 = 55,344.40 : x
2. Step 2: Convert to fraction form
   150,108.80/225,100.89 = 55,344.40/x
3. Step 3: Cross multiply
   150,108.80x = 225,100.89 × 55,344.40
4. Step 4: Simplify right side
   150,108.80x = 12,458,073,133.76
5. Step 5: Solve for x
   x = 12,458,073,133.76/150,108.80
6. Step 6: Final answer
   x = 82,993.63