Finding the Fourth Proportional to 80,976.14, 121,464.41 and 41,511.72

Step by Step Solution

1. Step 1: Write the proportion equation
   80,976.14 : 121,464.41 = 41,511.72 : x
2. Step 2: Convert to fraction form
   80,976.14/121,464.41 = 41,511.72/x
3. Step 3: Cross multiply
   80,976.14x = 121,464.41 × 41,511.72
4. Step 4: Simplify right side
   80,976.14x = 5,042,196,577.89
5. Step 5: Solve for x
   x = 5,042,196,577.89/80,976.14
6. Step 6: Final answer
   x = 62,267.68