Finding the Fourth Proportional to 42,171.98, 58,187.72 and 25,181.73

Step by Step Solution

1. Step 1: Write the proportion equation
   42,171.98 : 58,187.72 = 25,181.73 : x
2. Step 2: Convert to fraction form
   42,171.98/58,187.72 = 25,181.73/x
3. Step 3: Cross multiply
   42,171.98x = 58,187.72 × 25,181.73
4. Step 4: Simplify right side
   42,171.98x = 1,465,267,517.31
5. Step 5: Solve for x
   x = 1,465,267,517.31/42,171.98
6. Step 6: Final answer
   x = 34,745.05