Finding the Fourth Proportional to 51,658.82, 71,289.12 and 28,997.82

Step by Step Solution

1. Step 1: Write the proportion equation
   51,658.82 : 71,289.12 = 28,997.82 : x
2. Step 2: Convert to fraction form
   51,658.82/71,289.12 = 28,997.82/x
3. Step 3: Cross multiply
   51,658.82x = 71,289.12 × 28,997.82
4. Step 4: Simplify right side
   51,658.82x = 2,067,229,069.72
5. Step 5: Solve for x
   x = 2,067,229,069.72/51,658.82
6. Step 6: Final answer
   x = 40,016.96