Finding the Fourth Proportional to 126,105.46, 189,108.98 and 55,049.83

Step by Step Solution

1. Step 1: Write the proportion equation
   126,105.46 : 189,108.98 = 55,049.83 : x
2. Step 2: Convert to fraction form
   126,105.46/189,108.98 = 55,049.83/x
3. Step 3: Cross multiply
   126,105.46x = 189,108.98 × 55,049.83
4. Step 4: Simplify right side
   126,105.46x = 10,410,416,658.89
5. Step 5: Solve for x
   x = 10,410,416,658.89/126,105.46
6. Step 6: Final answer
   x = 82,553.26