Finding the Fourth Proportional to 9,141.16, 12,614.76 and 5,162.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,141.16 : 12,614.76 = 5,162.26 : x
2. Step 2: Convert to fraction form
   9,141.16/12,614.76 = 5,162.26/x
3. Step 3: Cross multiply
   9,141.16x = 12,614.76 × 5,162.26
4. Step 4: Simplify right side
   9,141.16x = 65,120,670.96
5. Step 5: Solve for x
   x = 65,120,670.96/9,141.16
6. Step 6: Final answer
   x = 7,123.90