Finding the Fourth Proportional to 159,469.98, 220,067.55 and 87,848.34

Step by Step Solution

1. Step 1: Write the proportion equation
   159,469.98 : 220,067.55 = 87,848.34 : x
2. Step 2: Convert to fraction form
   159,469.98/220,067.55 = 87,848.34/x
3. Step 3: Cross multiply
   159,469.98x = 220,067.55 × 87,848.34
4. Step 4: Simplify right side
   159,469.98x = 19,332,568,955.37
5. Step 5: Solve for x
   x = 19,332,568,955.37/159,469.98
6. Step 6: Final answer
   x = 121,230.15