Finding the Fourth Proportional to 23,554.40, 32,504.56 and 12,799

Step by Step Solution

1. Step 1: Write the proportion equation
   23,554.40 : 32,504.56 = 12,799 : x
2. Step 2: Convert to fraction form
   23,554.40/32,504.56 = 12,799/x
3. Step 3: Cross multiply
   23,554.40x = 32,504.56 × 12,799
4. Step 4: Simplify right side
   23,554.40x = 416,025,863.44
5. Step 5: Solve for x
   x = 416,025,863.44/23,554.40
6. Step 6: Final answer
   x = 17,662.34