Finding the Fourth Proportional to 14,171.96, 19,556.42 and 7,884.38

Step by Step Solution

1. Step 1: Write the proportion equation
   14,171.96 : 19,556.42 = 7,884.38 : x
2. Step 2: Convert to fraction form
   14,171.96/19,556.42 = 7,884.38/x
3. Step 3: Cross multiply
   14,171.96x = 19,556.42 × 7,884.38
4. Step 4: Simplify right side
   14,171.96x = 154,190,246.72
5. Step 5: Solve for x
   x = 154,190,246.72/14,171.96
6. Step 6: Final answer
   x = 10,879.95