Finding the Fourth Proportional to 23,618.50, 32,593.56 and 12,863.39

Step by Step Solution

1. Step 1: Write the proportion equation
   23,618.50 : 32,593.56 = 12,863.39 : x
2. Step 2: Convert to fraction form
   23,618.50/32,593.56 = 12,863.39/x
3. Step 3: Cross multiply
   23,618.50x = 32,593.56 × 12,863.39
4. Step 4: Simplify right side
   23,618.50x = 419,263,673.77
5. Step 5: Solve for x
   x = 419,263,673.77/23,618.50
6. Step 6: Final answer
   x = 17,751.49