Finding the Fourth Proportional to 16,389.24, 24,583.89 and 7,023.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,389.24 : 24,583.89 = 7,023.20 : x
2. Step 2: Convert to fraction form
   16,389.24/24,583.89 = 7,023.20/x
3. Step 3: Cross multiply
   16,389.24x = 24,583.89 × 7,023.20
4. Step 4: Simplify right side
   16,389.24x = 172,657,453.33
5. Step 5: Solve for x
   x = 172,657,453.33/16,389.24
6. Step 6: Final answer
   x = 10,534.81