Finding the Fourth Proportional to 11,854.47, 17,783.46 and 3,954.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,854.47 : 17,783.46 = 3,954.42 : x
2. Step 2: Convert to fraction form
   11,854.47/17,783.46 = 3,954.42/x
3. Step 3: Cross multiply
   11,854.47x = 17,783.46 × 3,954.42
4. Step 4: Simplify right side
   11,854.47x = 70,323,269.89
5. Step 5: Solve for x
   x = 70,323,269.89/11,854.47
6. Step 6: Final answer
   x = 5,932.22