Finding the Fourth Proportional to 23,365.71, 32,243.55 and 13,293.21

Step by Step Solution

1. Step 1: Write the proportion equation
   23,365.71 : 32,243.55 = 13,293.21 : x
2. Step 2: Convert to fraction form
   23,365.71/32,243.55 = 13,293.21/x
3. Step 3: Cross multiply
   23,365.71x = 32,243.55 × 13,293.21
4. Step 4: Simplify right side
   23,365.71x = 428,620,231.45
5. Step 5: Solve for x
   x = 428,620,231.45/23,365.71
6. Step 6: Final answer
   x = 18,343.98