Finding the Fourth Proportional to 137,033.82, 189,027.81 and 80,434.26

Step by Step Solution

1. Step 1: Write the proportion equation
   137,033.82 : 189,027.81 = 80,434.26 : x
2. Step 2: Convert to fraction form
   137,033.82/189,027.81 = 80,434.26/x
3. Step 3: Cross multiply
   137,033.82x = 189,027.81 × 80,434.26
4. Step 4: Simplify right side
   137,033.82x = 15,204,312,016.77
5. Step 5: Solve for x
   x = 15,204,312,016.77/137,033.82
6. Step 6: Final answer
   x = 110,952.99