Finding the Fourth Proportional to 23,591.69, 32,556.83 and 12,981.09

Step by Step Solution

1. Step 1: Write the proportion equation
   23,591.69 : 32,556.83 = 12,981.09 : x
2. Step 2: Convert to fraction form
   23,591.69/32,556.83 = 12,981.09/x
3. Step 3: Cross multiply
   23,591.69x = 32,556.83 × 12,981.09
4. Step 4: Simplify right side
   23,591.69x = 422,623,140.34
5. Step 5: Solve for x
   x = 422,623,140.34/23,591.69
6. Step 6: Final answer
   x = 17,914.07