Finding the Fourth Proportional to 126,103.56, 189,200.52 and 54,026.25

Step by Step Solution

1. Step 1: Write the proportion equation
   126,103.56 : 189,200.52 = 54,026.25 : x
2. Step 2: Convert to fraction form
   126,103.56/189,200.52 = 54,026.25/x
3. Step 3: Cross multiply
   126,103.56x = 189,200.52 × 54,026.25
4. Step 4: Simplify right side
   126,103.56x = 10,221,794,593.65
5. Step 5: Solve for x
   x = 10,221,794,593.65/126,103.56
6. Step 6: Final answer
   x = 81,058.73