Finding the Fourth Proportional to 9,141.50, 12,615.82 and 5,162.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,141.50 : 12,615.82 = 5,162.52 : x
2. Step 2: Convert to fraction form
   9,141.50/12,615.82 = 5,162.52/x
3. Step 3: Cross multiply
   9,141.50x = 12,615.82 × 5,162.52
4. Step 4: Simplify right side
   9,141.50x = 65,129,423.07
5. Step 5: Solve for x
   x = 65,129,423.07/9,141.50
6. Step 6: Final answer
   x = 7,124.59