Finding the Fourth Proportional to 23,616, 32,591.04 and 13,006.56

Step by Step Solution

1. Step 1: Write the proportion equation
   23,616 : 32,591.04 = 13,006.56 : x
2. Step 2: Convert to fraction form
   23,616/32,591.04 = 13,006.56/x
3. Step 3: Cross multiply
   23,616x = 32,591.04 × 13,006.56
4. Step 4: Simplify right side
   23,616x = 423,897,317.22
5. Step 5: Solve for x
   x = 423,897,317.22/23,616
6. Step 6: Final answer
   x = 17,949.58