Finding the Fourth Proportional to 80,648.42, 120,997.23 and 41,233.21

Step by Step Solution

1. Step 1: Write the proportion equation
   80,648.42 : 120,997.23 = 41,233.21 : x
2. Step 2: Convert to fraction form
   80,648.42/120,997.23 = 41,233.21/x
3. Step 3: Cross multiply
   80,648.42x = 120,997.23 × 41,233.21
4. Step 4: Simplify right side
   80,648.42x = 4,989,103,589.02
5. Step 5: Solve for x
   x = 4,989,103,589.02/80,648.42
6. Step 6: Final answer
   x = 61,862.38