Finding the Fourth Proportional to 23,556.45, 32,506.69 and 12,944.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,556.45 : 32,506.69 = 12,944.03 : x
2. Step 2: Convert to fraction form
   23,556.45/32,506.69 = 12,944.03/x
3. Step 3: Cross multiply
   23,556.45x = 32,506.69 × 12,944.03
4. Step 4: Simplify right side
   23,556.45x = 420,767,570.56
5. Step 5: Solve for x
   x = 420,767,570.56/23,556.45
6. Step 6: Final answer
   x = 17,862.10