Finding the Fourth Proportional to 13,467.36, 18,584.91 and 7,499.10

Step by Step Solution

1. Step 1: Write the proportion equation
   13,467.36 : 18,584.91 = 7,499.10 : x
2. Step 2: Convert to fraction form
   13,467.36/18,584.91 = 7,499.10/x
3. Step 3: Cross multiply
   13,467.36x = 18,584.91 × 7,499.10
4. Step 4: Simplify right side
   13,467.36x = 139,370,098.58
5. Step 5: Solve for x
   x = 139,370,098.58/13,467.36
6. Step 6: Final answer
   x = 10,348.73