Finding the Fourth Proportional to 80,658.72, 120,882.96 and 41,182.56

Step by Step Solution

1. Step 1: Write the proportion equation
   80,658.72 : 120,882.96 = 41,182.56 : x
2. Step 2: Convert to fraction form
   80,658.72/120,882.96 = 41,182.56/x
3. Step 3: Cross multiply
   80,658.72x = 120,882.96 × 41,182.56
4. Step 4: Simplify right side
   80,658.72x = 4,978,269,753.18
5. Step 5: Solve for x
   x = 4,978,269,753.18/80,658.72
6. Step 6: Final answer
   x = 61,720.17