Finding the Fourth Proportional to 23,616.45, 32,591.33 and 13,006.77

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616.45 : 32,591.33 = 13,006.77 : x
2. Step 2: Convert to fraction form
   23,616.45/32,591.33 = 13,006.77/x
3. Step 3: Cross multiply
   23,616.45x = 32,591.33 × 13,006.77
4. Step 4: Simplify right side
   23,616.45x = 423,907,933.30
5. Step 5: Solve for x
   x = 423,907,933.30/23,616.45
6. Step 6: Final answer
   x = 17,949.69