Finding the Fourth Proportional to 23,362.30, 32,238.96 and 13,289.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,362.30 : 32,238.96 = 13,289.32 : x
2. Step 2: Convert to fraction form
   23,362.30/32,238.96 = 13,289.32/x
3. Step 3: Cross multiply
   23,362.30x = 32,238.96 × 13,289.32
4. Step 4: Simplify right side
   23,362.30x = 428,433,855.91
5. Step 5: Solve for x
   x = 428,433,855.91/23,362.30
6. Step 6: Final answer
   x = 18,338.68