Finding the Fourth Proportional to 13,327.29, 18,389.85 and 7,584.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,327.29 : 18,389.85 = 7,584.86 : x
2. Step 2: Convert to fraction form
   13,327.29/18,389.85 = 7,584.86/x
3. Step 3: Cross multiply
   13,327.29x = 18,389.85 × 7,584.86
4. Step 4: Simplify right side
   13,327.29x = 139,484,345.72
5. Step 5: Solve for x
   x = 139,484,345.72/13,327.29
6. Step 6: Final answer
   x = 10,466.07