Finding the Fourth Proportional to 12,406.43, 18,609.52 and 5,010.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,406.43 : 18,609.52 = 5,010.76 : x
2. Step 2: Convert to fraction form
   12,406.43/18,609.52 = 5,010.76/x
3. Step 3: Cross multiply
   12,406.43x = 18,609.52 × 5,010.76
4. Step 4: Simplify right side
   12,406.43x = 93,247,745.39
5. Step 5: Solve for x
   x = 93,247,745.39/12,406.43
6. Step 6: Final answer
   x = 7,516.09