Finding the Fourth Proportional to 13,464.86, 18,581.46 and 7,496.60

Step by Step Solution

1. Step 1: Write the proportion equation
   13,464.86 : 18,581.46 = 7,496.60 : x
2. Step 2: Convert to fraction form
   13,464.86/18,581.46 = 7,496.60/x
3. Step 3: Cross multiply
   13,464.86x = 18,581.46 × 7,496.60
4. Step 4: Simplify right side
   13,464.86x = 139,297,773.04
5. Step 5: Solve for x
   x = 139,297,773.04/13,464.86
6. Step 6: Final answer
   x = 10,345.28