Finding the Fourth Proportional to 80,171.22, 110,618.72 and 47,901

Step by Step Solution

1. Step 1: Write the proportion equation
   80,171.22 : 110,618.72 = 47,901 : x
2. Step 2: Convert to fraction form
   80,171.22/110,618.72 = 47,901/x
3. Step 3: Cross multiply
   80,171.22x = 110,618.72 × 47,901
4. Step 4: Simplify right side
   80,171.22x = 5,298,747,306.72
5. Step 5: Solve for x
   x = 5,298,747,306.72/80,171.22
6. Step 6: Final answer
   x = 66,092.89