Finding the Fourth Proportional to 144,924.50, 199,976.55 and 80,392.82

Step by Step Solution

1. Step 1: Write the proportion equation
   144,924.50 : 199,976.55 = 80,392.82 : x
2. Step 2: Convert to fraction form
   144,924.50/199,976.55 = 80,392.82/x
3. Step 3: Cross multiply
   144,924.50x = 199,976.55 × 80,392.82
4. Step 4: Simplify right side
   144,924.50x = 16,076,677,788.49
5. Step 5: Solve for x
   x = 16,076,677,788.49/144,924.50
6. Step 6: Final answer
   x = 110,931.40