Finding the Fourth Proportional to 9,141.96, 12,614.32 and 5,162.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,141.96 : 12,614.32 = 5,162.97 : x
2. Step 2: Convert to fraction form
   9,141.96/12,614.32 = 5,162.97/x
3. Step 3: Cross multiply
   9,141.96x = 12,614.32 × 5,162.97
4. Step 4: Simplify right side
   9,141.96x = 65,127,329.92
5. Step 5: Solve for x
   x = 65,127,329.92/9,141.96
6. Step 6: Final answer
   x = 7,124.00