Finding the Fourth Proportional to 13,467.56, 18,584.78 and 7,498.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,467.56 : 18,584.78 = 7,498.89 : x
2. Step 2: Convert to fraction form
   13,467.56/18,584.78 = 7,498.89/x
3. Step 3: Cross multiply
   13,467.56x = 18,584.78 × 7,498.89
4. Step 4: Simplify right side
   13,467.56x = 139,365,183.40
5. Step 5: Solve for x
   x = 139,365,183.40/13,467.56
6. Step 6: Final answer
   x = 10,348.22