Finding the Fourth Proportional to 113,727.81, 156,912.89 and 73,443.27

Step by Step Solution

1. Step 1: Write the proportion equation
   113,727.81 : 156,912.89 = 73,443.27 : x
2. Step 2: Convert to fraction form
   113,727.81/156,912.89 = 73,443.27/x
3. Step 3: Cross multiply
   113,727.81x = 156,912.89 × 73,443.27
4. Step 4: Simplify right side
   113,727.81x = 11,524,195,379.53
5. Step 5: Solve for x
   x = 11,524,195,379.53/113,727.81
6. Step 6: Final answer
   x = 101,331.38