Finding the Fourth Proportional to 126,826.56, 189,937.88 and 73,406.06

Step by Step Solution

1. Step 1: Write the proportion equation
   126,826.56 : 189,937.88 = 73,406.06 : x
2. Step 2: Convert to fraction form
   126,826.56/189,937.88 = 73,406.06/x
3. Step 3: Cross multiply
   126,826.56x = 189,937.88 × 73,406.06
4. Step 4: Simplify right side
   126,826.56x = 13,942,590,098.83
5. Step 5: Solve for x
   x = 13,942,590,098.83/126,826.56
6. Step 6: Final answer
   x = 109,934.31