Finding the Fourth Proportional to 23,401.80, 32,296.56 and 13,328.04

Step by Step Solution

1. Step 1: Write the proportion equation
   23,401.80 : 32,296.56 = 13,328.04 : x
2. Step 2: Convert to fraction form
   23,401.80/32,296.56 = 13,328.04/x
3. Step 3: Cross multiply
   23,401.80x = 32,296.56 × 13,328.04
4. Step 4: Simplify right side
   23,401.80x = 430,449,843.54
5. Step 5: Solve for x
   x = 430,449,843.54/23,401.80
6. Step 6: Final answer
   x = 18,393.88