Finding the Fourth Proportional to 47,728.73, 65,872.82 and 34,344.29

Step by Step Solution

1. Step 1: Write the proportion equation
   47,728.73 : 65,872.82 = 34,344.29 : x
2. Step 2: Convert to fraction form
   47,728.73/65,872.82 = 34,344.29/x
3. Step 3: Cross multiply
   47,728.73x = 65,872.82 × 34,344.29
4. Step 4: Simplify right side
   47,728.73x = 2,262,354,989.69
5. Step 5: Solve for x
   x = 2,262,354,989.69/47,728.73
6. Step 6: Final answer
   x = 47,400.28