Finding the Fourth Proportional to 23,992.42, 33,109.66 and 13,382.50

Step by Step Solution

1. Step 1: Write the proportion equation
   23,992.42 : 33,109.66 = 13,382.50 : x
2. Step 2: Convert to fraction form
   23,992.42/33,109.66 = 13,382.50/x
3. Step 3: Cross multiply
   23,992.42x = 33,109.66 × 13,382.50
4. Step 4: Simplify right side
   23,992.42x = 443,089,859.40
5. Step 5: Solve for x
   x = 443,089,859.40/23,992.42
6. Step 6: Final answer
   x = 18,467.91