Finding the Fourth Proportional to 131,833.98, 181,930.46 and 71,404.47

Step by Step Solution

1. Step 1: Write the proportion equation
   131,833.98 : 181,930.46 = 71,404.47 : x
2. Step 2: Convert to fraction form
   131,833.98/181,930.46 = 71,404.47/x
3. Step 3: Cross multiply
   131,833.98x = 181,930.46 × 71,404.47
4. Step 4: Simplify right side
   131,833.98x = 12,990,647,716.13
5. Step 5: Solve for x
   x = 12,990,647,716.13/131,833.98
6. Step 6: Final answer
   x = 98,537.93