Finding the Fourth Proportional to 23,287.50, 32,144.85 and 13,855.86

Step by Step Solution

1. Step 1: Write the proportion equation
   23,287.50 : 32,144.85 = 13,855.86 : x
2. Step 2: Convert to fraction form
   23,287.50/32,144.85 = 13,855.86/x
3. Step 3: Cross multiply
   23,287.50x = 32,144.85 × 13,855.86
4. Step 4: Simplify right side
   23,287.50x = 445,394,541.32
5. Step 5: Solve for x
   x = 445,394,541.32/23,287.50
6. Step 6: Final answer
   x = 19,125.91