Finding the Fourth Proportional to 124,188.82, 170,947.82 and 108,245.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,188.82 : 170,947.82 = 108,245.50 : x
2. Step 2: Convert to fraction form
   124,188.82/170,947.82 = 108,245.50/x
3. Step 3: Cross multiply
   124,188.82x = 170,947.82 × 108,245.50
4. Step 4: Simplify right side
   124,188.82x = 18,504,332,249.81
5. Step 5: Solve for x
   x = 18,504,332,249.81/124,188.82
6. Step 6: Final answer
   x = 149,001.59