Finding the Fourth Proportional to 126,108.45, 189,113.49 and 55,052.82

Step by Step Solution

1. Step 1: Write the proportion equation
   126,108.45 : 189,113.49 = 55,052.82 : x
2. Step 2: Convert to fraction form
   126,108.45/189,113.49 = 55,052.82/x
3. Step 3: Cross multiply
   126,108.45x = 189,113.49 × 55,052.82
4. Step 4: Simplify right side
   126,108.45x = 10,411,230,924.54
5. Step 5: Solve for x
   x = 10,411,230,924.54/126,108.45
6. Step 6: Final answer
   x = 82,557.76