Finding the Fourth Proportional to 11,711.82, 16,173.15 and 7,527.42

Step by Step Solution

1. Step 1: Write the proportion equation
   11,711.82 : 16,173.15 = 7,527.42 : x
2. Step 2: Convert to fraction form
   11,711.82/16,173.15 = 7,527.42/x
3. Step 3: Cross multiply
   11,711.82x = 16,173.15 × 7,527.42
4. Step 4: Simplify right side
   11,711.82x = 121,742,092.77
5. Step 5: Solve for x
   x = 121,742,092.77/11,711.82
6. Step 6: Final answer
   x = 10,394.81