Finding the Fourth Proportional to 13,467.42, 18,584.37 and 7,499.61

Step by Step Solution

1. Step 1: Write the proportion equation
   13,467.42 : 18,584.37 = 7,499.61 : x
2. Step 2: Convert to fraction form
   13,467.42/18,584.37 = 7,499.61/x
3. Step 3: Cross multiply
   13,467.42x = 18,584.37 × 7,499.61
4. Step 4: Simplify right side
   13,467.42x = 139,375,527.10
5. Step 5: Solve for x
   x = 139,375,527.10/13,467.42
6. Step 6: Final answer
   x = 10,349.09