Finding the Fourth Proportional to 83,958.54, 115,853.97 and 47,648.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,958.54 : 115,853.97 = 47,648.42 : x
2. Step 2: Convert to fraction form
   83,958.54/115,853.97 = 47,648.42/x
3. Step 3: Cross multiply
   83,958.54x = 115,853.97 × 47,648.42
4. Step 4: Simplify right side
   83,958.54x = 5,520,258,331.59
5. Step 5: Solve for x
   x = 5,520,258,331.59/83,958.54
6. Step 6: Final answer
   x = 65,749.82