Finding the Fourth Proportional to 104,693.52, 144,558.16 and 80,456.10

Step by Step Solution

1. Step 1: Write the proportion equation
   104,693.52 : 144,558.16 = 80,456.10 : x
2. Step 2: Convert to fraction form
   104,693.52/144,558.16 = 80,456.10/x
3. Step 3: Cross multiply
   104,693.52x = 144,558.16 × 80,456.10
4. Step 4: Simplify right side
   104,693.52x = 11,630,585,033.54
5. Step 5: Solve for x
   x = 11,630,585,033.54/104,693.52
6. Step 6: Final answer
   x = 111,091.73