Finding the Fourth Proportional to 132,771.61, 199,078.39 and 52,766.29

Step by Step Solution

1. Step 1: Write the proportion equation
   132,771.61 : 199,078.39 = 52,766.29 : x
2. Step 2: Convert to fraction form
   132,771.61/199,078.39 = 52,766.29/x
3. Step 3: Cross multiply
   132,771.61x = 199,078.39 × 52,766.29
4. Step 4: Simplify right side
   132,771.61x = 10,504,626,800.25
5. Step 5: Solve for x
   x = 10,504,626,800.25/132,771.61
6. Step 6: Final answer
   x = 79,118.02